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-rw-r--r--ChangeLog11
-rw-r--r--NEWS4
-rw-r--r--math/auto-libm-test-in5
-rw-r--r--math/auto-libm-test-out356
-rw-r--r--math/s_csqrt.c11
-rw-r--r--math/s_csqrtf.c11
-rw-r--r--math/s_csqrtl.c11
-rw-r--r--sysdeps/i386/fpu/libm-test-ulps4
8 files changed, 411 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index d2c13e02cf..b3c9892466 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2015-08-19 Joseph Myers <joseph@codesourcery.com>
+
+ [BZ #18370]
+ * math/s_csqrt.c (__csqrt): Force underflow exception for results
+ whose real or imaginary part has small absolute value.
+ * math/s_csqrtf.c (__csqrtf): Likewise.
+ * math/s_csqrtl.c (__csqrtl): Likewise.
+ * math/auto-libm-test-in: Add more tests of csqrt.
+ * math/auto-libm-test-out: Regenerated.
+ * sysdeps/i386/fpu/libm-test-ulps: Update.
+
2015-08-19 Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com>
* sysdeps/powerpc/sys/platform/ppc.h (__ppc_set_ppr_med_high,
diff --git a/NEWS b/NEWS
index d8665806fe..a40d526e4c 100644
--- a/NEWS
+++ b/NEWS
@@ -10,8 +10,8 @@ Version 2.23
* The following bugs are resolved with this release:
14341, 16517, 16519, 16520, 16734, 16973, 17905, 18084, 18086, 18265,
- 18421, 18480, 18525, 18618, 18647, 18661, 18681, 18674, 18778, 18781,
- 18787, 18789, 18790, 18795, 18796, 18820, 18823, 18824.
+ 18370, 18421, 18480, 18525, 18618, 18647, 18661, 18681, 18674, 18778,
+ 18781, 18787, 18789, 18790, 18795, 18796, 18820, 18823, 18824.
* The obsolete header <regexp.h> has been removed. Programs that require
this header must be updated to use <regex.h> instead.
diff --git a/math/auto-libm-test-in b/math/auto-libm-test-in
index 015041aeb0..49f1c55c03 100644
--- a/math/auto-libm-test-in
+++ b/math/auto-libm-test-in
@@ -1171,6 +1171,11 @@ csqrt 0x1p-16445 0x1.0000000000000004p-16382
csqrt 0x1p-16494 0x1.0000000000000000000000000001p-16382
csqrt 0x1p-16494 0x1.0000000000000000000000000002p-16382
+csqrt 1 min
+csqrt 1 -min
+csqrt -1 min
+csqrt -1 -min
+
ctan 0 0
ctan 0 -0
ctan -0 0
diff --git a/math/auto-libm-test-out b/math/auto-libm-test-out
index f091ccb512..fca557b9a2 100644
--- a/math/auto-libm-test-out
+++ b/math/auto-libm-test-out
@@ -105924,6 +105924,362 @@ csqrt 0x1p-16494 0x1.0000000000000000000000000002p-16382
= csqrt tonearest ldbl-128 0x4p-16496L 0x4.0000000000000000000000000008p-16384L : 0x1.6a09e667f3bcc908b2fb1366ea98p-8192L 0x1.6a09e667f3bcc908b2fb1366ea96p-8192L : inexact-ok
= csqrt towardzero ldbl-128 0x4p-16496L 0x4.0000000000000000000000000008p-16384L : 0x1.6a09e667f3bcc908b2fb1366ea97p-8192L 0x1.6a09e667f3bcc908b2fb1366ea96p-8192L : inexact-ok
= csqrt upward ldbl-128 0x4p-16496L 0x4.0000000000000000000000000008p-16384L : 0x1.6a09e667f3bcc908b2fb1366ea98p-8192L 0x1.6a09e667f3bcc908b2fb1366ea97p-8192L : inexact-ok
+csqrt 1 min
+= csqrt downward flt-32 0x1p+0f 0x4p-128f : 0x1p+0f 0x1.fffff8p-128f : inexact-ok underflow errno-erange-ok
+= csqrt tonearest flt-32 0x1p+0f 0x4p-128f : 0x1p+0f 0x2p-128f : inexact-ok underflow errno-erange-ok
+= csqrt towardzero flt-32 0x1p+0f 0x4p-128f : 0x1p+0f 0x1.fffff8p-128f : inexact-ok underflow errno-erange-ok
+= csqrt upward flt-32 0x1p+0f 0x4p-128f : 0x1.000002p+0f 0x2p-128f : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 0x1p+0 0x4p-128 : 0x1p+0 0x1.fffffffffffffp-128 : inexact-ok
+= csqrt tonearest dbl-64 0x1p+0 0x4p-128 : 0x1p+0 0x2p-128 : inexact-ok
+= csqrt towardzero dbl-64 0x1p+0 0x4p-128 : 0x1p+0 0x1.fffffffffffffp-128 : inexact-ok
+= csqrt upward dbl-64 0x1p+0 0x4p-128 : 0x1.0000000000001p+0 0x2p-128 : inexact-ok
+= csqrt downward ldbl-96-intel 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L 0x4p-128L : 0x1p+0L 0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt upward ldbl-96-intel 0x1p+0L 0x4p-128L : 0x1.0000000000000002p+0L 0x2p-128L : inexact-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L 0x4p-128L : 0x1p+0L 0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L 0x4p-128L : 0x1.0000000000000002p+0L 0x2p-128L : inexact-ok
+= csqrt downward ldbl-128 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.ffffffffffffffffffffffffffffp-128L : inexact-ok
+= csqrt tonearest ldbl-128 0x1p+0L 0x4p-128L : 0x1p+0L 0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-128 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.ffffffffffffffffffffffffffffp-128L : inexact-ok
+= csqrt upward ldbl-128 0x1p+0L 0x4p-128L : 0x1.0000000000000000000000000001p+0L 0x2p-128L : inexact-ok
+= csqrt downward ldbl-128ibm 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.ffffffffffffffffffffffffff8p-128L : inexact-ok
+= csqrt tonearest ldbl-128ibm 0x1p+0L 0x4p-128L : 0x1p+0L 0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-128ibm 0x1p+0L 0x4p-128L : 0x1p+0L 0x1.ffffffffffffffffffffffffff8p-128L : inexact-ok
+= csqrt upward ldbl-128ibm 0x1p+0L 0x4p-128L : 0x1.000000000000000000000000008p+0L 0x2p-128L : inexact-ok
+= csqrt downward dbl-64 0x1p+0 0x4p-1024 : 0x1p+0 0x1.ffffffffffffcp-1024 : inexact-ok underflow errno-erange-ok
+= csqrt tonearest dbl-64 0x1p+0 0x4p-1024 : 0x1p+0 0x2p-1024 : inexact-ok underflow errno-erange-ok
+= csqrt towardzero dbl-64 0x1p+0 0x4p-1024 : 0x1p+0 0x1.ffffffffffffcp-1024 : inexact-ok underflow errno-erange-ok
+= csqrt upward dbl-64 0x1p+0 0x4p-1024 : 0x1.0000000000001p+0 0x2p-1024 : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L 0x4p-1024L : 0x1p+0L 0x2p-1024L : inexact-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt upward ldbl-96-intel 0x1p+0L 0x4p-1024L : 0x1.0000000000000002p+0L 0x2p-1024L : inexact-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L 0x4p-1024L : 0x1p+0L 0x2p-1024L : inexact-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L 0x4p-1024L : 0x1.0000000000000002p+0L 0x2p-1024L : inexact-ok
+= csqrt downward ldbl-128 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.ffffffffffffffffffffffffffffp-1024L : inexact-ok
+= csqrt tonearest ldbl-128 0x1p+0L 0x4p-1024L : 0x1p+0L 0x2p-1024L : inexact-ok
+= csqrt towardzero ldbl-128 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.ffffffffffffffffffffffffffffp-1024L : inexact-ok
+= csqrt upward ldbl-128 0x1p+0L 0x4p-1024L : 0x1.0000000000000000000000000001p+0L 0x2p-1024L : inexact-ok
+= csqrt downward ldbl-128ibm 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.ffffffffffffcp-1024L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm 0x1p+0L 0x4p-1024L : 0x1p+0L 0x2p-1024L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm 0x1p+0L 0x4p-1024L : 0x1p+0L 0x1.ffffffffffffcp-1024L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm 0x1p+0L 0x4p-1024L : 0x1.000000000000000000000000008p+0L 0x2p-1024L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel 0x1p+0L 0x4p-16384L : 0x1p+0L 0x1.fffffffffffffff8p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L 0x4p-16384L : 0x1p+0L 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L 0x4p-16384L : 0x1p+0L 0x1.fffffffffffffff8p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel 0x1p+0L 0x4p-16384L : 0x1.0000000000000002p+0L 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L 0x4p-16384L : 0x1p+0L 0x1.fffffffffffffffcp-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L 0x4p-16384L : 0x1p+0L 0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L 0x4p-16384L : 0x1p+0L 0x1.fffffffffffffffcp-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L 0x4p-16384L : 0x1.0000000000000002p+0L 0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt downward ldbl-128 0x1p+0L 0x4p-16384L : 0x1p+0L 0x1.fffffffffffffffffffffffffffcp-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 0x1p+0L 0x4p-16384L : 0x1p+0L 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 0x1p+0L 0x4p-16384L : 0x1p+0L 0x1.fffffffffffffffffffffffffffcp-16384L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 0x1p+0L 0x4p-16384L : 0x1.0000000000000000000000000001p+0L 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel 0x1p+0L 0x2p-16384L : 0x1p+0L 0xf.ffffffffffffff8p-16388L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L 0x2p-16384L : 0x1p+0L 0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L 0x2p-16384L : 0x1p+0L 0xf.ffffffffffffff8p-16388L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel 0x1p+0L 0x2p-16384L : 0x1.0000000000000002p+0L 0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L 0x2p-16384L : 0x1p+0L 0xf.ffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L 0x2p-16384L : 0x1p+0L 0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L 0x2p-16384L : 0x1p+0L 0xf.ffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L 0x2p-16384L : 0x1.0000000000000002p+0L 0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-128 0x1p+0L 0x2p-16384L : 0x1p+0L 0xf.ffffffffffffffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 0x1p+0L 0x2p-16384L : 0x1p+0L 0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 0x1p+0L 0x2p-16384L : 0x1p+0L 0xf.ffffffffffffffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 0x1p+0L 0x2p-16384L : 0x1.0000000000000000000000000001p+0L 0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 0x1p+0 0x8p-972 : 0x1p+0 0x3.ffffffffffffep-972 : inexact-ok
+= csqrt tonearest dbl-64 0x1p+0 0x8p-972 : 0x1p+0 0x4p-972 : inexact-ok
+= csqrt towardzero dbl-64 0x1p+0 0x8p-972 : 0x1p+0 0x3.ffffffffffffep-972 : inexact-ok
+= csqrt upward dbl-64 0x1p+0 0x8p-972 : 0x1.0000000000001p+0 0x4p-972 : inexact-ok
+= csqrt downward ldbl-96-intel 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L 0x8p-972L : 0x1p+0L 0x4p-972L : inexact-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt upward ldbl-96-intel 0x1p+0L 0x8p-972L : 0x1.0000000000000002p+0L 0x4p-972L : inexact-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L 0x8p-972L : 0x1p+0L 0x4p-972L : inexact-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L 0x8p-972L : 0x1.0000000000000002p+0L 0x4p-972L : inexact-ok
+= csqrt downward ldbl-128 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffffffffffffffep-972L : inexact-ok
+= csqrt tonearest ldbl-128 0x1p+0L 0x8p-972L : 0x1p+0L 0x4p-972L : inexact-ok
+= csqrt towardzero ldbl-128 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffffffffffffffep-972L : inexact-ok
+= csqrt upward ldbl-128 0x1p+0L 0x8p-972L : 0x1.0000000000000000000000000001p+0L 0x4p-972L : inexact-ok
+= csqrt downward ldbl-128ibm 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffffffffffffcp-972L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm 0x1p+0L 0x8p-972L : 0x1p+0L 0x4p-972L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm 0x1p+0L 0x8p-972L : 0x1p+0L 0x3.fffffffffffffffffffffffffcp-972L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm 0x1p+0L 0x8p-972L : 0x1.000000000000000000000000008p+0L 0x4p-972L : inexact-ok underflow errno-erange-ok
+csqrt 1 -min
+= csqrt downward flt-32 0x1p+0f -0x4p-128f : 0x1p+0f -0x2p-128f : inexact-ok underflow errno-erange-ok
+= csqrt tonearest flt-32 0x1p+0f -0x4p-128f : 0x1p+0f -0x2p-128f : inexact-ok underflow errno-erange-ok
+= csqrt towardzero flt-32 0x1p+0f -0x4p-128f : 0x1p+0f -0x1.fffff8p-128f : inexact-ok underflow errno-erange-ok
+= csqrt upward flt-32 0x1p+0f -0x4p-128f : 0x1.000002p+0f -0x1.fffff8p-128f : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 0x1p+0 -0x4p-128 : 0x1p+0 -0x2p-128 : inexact-ok
+= csqrt tonearest dbl-64 0x1p+0 -0x4p-128 : 0x1p+0 -0x2p-128 : inexact-ok
+= csqrt towardzero dbl-64 0x1p+0 -0x4p-128 : 0x1p+0 -0x1.fffffffffffffp-128 : inexact-ok
+= csqrt upward dbl-64 0x1p+0 -0x4p-128 : 0x1.0000000000001p+0 -0x1.fffffffffffffp-128 : inexact-ok
+= csqrt downward ldbl-96-intel 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L -0x4p-128L : 0x1p+0L -0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt upward ldbl-96-intel 0x1p+0L -0x4p-128L : 0x1.0000000000000002p+0L -0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L -0x4p-128L : 0x1p+0L -0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L -0x4p-128L : 0x1.0000000000000002p+0L -0x1.fffffffffffffffep-128L : inexact-ok
+= csqrt downward ldbl-128 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt tonearest ldbl-128 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-128 0x1p+0L -0x4p-128L : 0x1p+0L -0x1.ffffffffffffffffffffffffffffp-128L : inexact-ok
+= csqrt upward ldbl-128 0x1p+0L -0x4p-128L : 0x1.0000000000000000000000000001p+0L -0x1.ffffffffffffffffffffffffffffp-128L : inexact-ok
+= csqrt downward ldbl-128ibm 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt tonearest ldbl-128ibm 0x1p+0L -0x4p-128L : 0x1p+0L -0x2p-128L : inexact-ok
+= csqrt towardzero ldbl-128ibm 0x1p+0L -0x4p-128L : 0x1p+0L -0x1.ffffffffffffffffffffffffff8p-128L : inexact-ok
+= csqrt upward ldbl-128ibm 0x1p+0L -0x4p-128L : 0x1.000000000000000000000000008p+0L -0x1.ffffffffffffffffffffffffff8p-128L : inexact-ok
+= csqrt downward dbl-64 0x1p+0 -0x4p-1024 : 0x1p+0 -0x2p-1024 : inexact-ok underflow errno-erange-ok
+= csqrt tonearest dbl-64 0x1p+0 -0x4p-1024 : 0x1p+0 -0x2p-1024 : inexact-ok underflow errno-erange-ok
+= csqrt towardzero dbl-64 0x1p+0 -0x4p-1024 : 0x1p+0 -0x1.ffffffffffffcp-1024 : inexact-ok underflow errno-erange-ok
+= csqrt upward dbl-64 0x1p+0 -0x4p-1024 : 0x1.0000000000001p+0 -0x1.ffffffffffffcp-1024 : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L -0x4p-1024L : 0x1p+0L -0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt upward ldbl-96-intel 0x1p+0L -0x4p-1024L : 0x1.0000000000000002p+0L -0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L -0x4p-1024L : 0x1p+0L -0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L -0x4p-1024L : 0x1.0000000000000002p+0L -0x1.fffffffffffffffep-1024L : inexact-ok
+= csqrt downward ldbl-128 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok
+= csqrt tonearest ldbl-128 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok
+= csqrt towardzero ldbl-128 0x1p+0L -0x4p-1024L : 0x1p+0L -0x1.ffffffffffffffffffffffffffffp-1024L : inexact-ok
+= csqrt upward ldbl-128 0x1p+0L -0x4p-1024L : 0x1.0000000000000000000000000001p+0L -0x1.ffffffffffffffffffffffffffffp-1024L : inexact-ok
+= csqrt downward ldbl-128ibm 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm 0x1p+0L -0x4p-1024L : 0x1p+0L -0x2p-1024L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm 0x1p+0L -0x4p-1024L : 0x1p+0L -0x1.ffffffffffffcp-1024L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm 0x1p+0L -0x4p-1024L : 0x1.000000000000000000000000008p+0L -0x1.ffffffffffffcp-1024L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel 0x1p+0L -0x4p-16384L : 0x1p+0L -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L -0x4p-16384L : 0x1p+0L -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L -0x4p-16384L : 0x1p+0L -0x1.fffffffffffffff8p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel 0x1p+0L -0x4p-16384L : 0x1.0000000000000002p+0L -0x1.fffffffffffffff8p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L -0x4p-16384L : 0x1p+0L -0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L -0x4p-16384L : 0x1p+0L -0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L -0x4p-16384L : 0x1p+0L -0x1.fffffffffffffffcp-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L -0x4p-16384L : 0x1.0000000000000002p+0L -0x1.fffffffffffffffcp-16384L : inexact-ok underflow-ok errno-erange-ok
+= csqrt downward ldbl-128 0x1p+0L -0x4p-16384L : 0x1p+0L -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 0x1p+0L -0x4p-16384L : 0x1p+0L -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 0x1p+0L -0x4p-16384L : 0x1p+0L -0x1.fffffffffffffffffffffffffffcp-16384L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 0x1p+0L -0x4p-16384L : 0x1.0000000000000000000000000001p+0L -0x1.fffffffffffffffffffffffffffcp-16384L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel 0x1p+0L -0x2p-16384L : 0x1p+0L -0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L -0x2p-16384L : 0x1p+0L -0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L -0x2p-16384L : 0x1p+0L -0xf.ffffffffffffff8p-16388L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel 0x1p+0L -0x2p-16384L : 0x1.0000000000000002p+0L -0xf.ffffffffffffff8p-16388L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L -0x2p-16384L : 0x1p+0L -0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L -0x2p-16384L : 0x1p+0L -0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L -0x2p-16384L : 0x1p+0L -0xf.ffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L -0x2p-16384L : 0x1.0000000000000002p+0L -0xf.ffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-128 0x1p+0L -0x2p-16384L : 0x1p+0L -0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 0x1p+0L -0x2p-16384L : 0x1p+0L -0x1p-16384L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 0x1p+0L -0x2p-16384L : 0x1p+0L -0xf.ffffffffffffffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 0x1p+0L -0x2p-16384L : 0x1.0000000000000000000000000001p+0L -0xf.ffffffffffffffffffffffffffcp-16388L : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 0x1p+0 -0x8p-972 : 0x1p+0 -0x4p-972 : inexact-ok
+= csqrt tonearest dbl-64 0x1p+0 -0x8p-972 : 0x1p+0 -0x4p-972 : inexact-ok
+= csqrt towardzero dbl-64 0x1p+0 -0x8p-972 : 0x1p+0 -0x3.ffffffffffffep-972 : inexact-ok
+= csqrt upward dbl-64 0x1p+0 -0x8p-972 : 0x1.0000000000001p+0 -0x3.ffffffffffffep-972 : inexact-ok
+= csqrt downward ldbl-96-intel 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok
+= csqrt tonearest ldbl-96-intel 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok
+= csqrt towardzero ldbl-96-intel 0x1p+0L -0x8p-972L : 0x1p+0L -0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt upward ldbl-96-intel 0x1p+0L -0x8p-972L : 0x1.0000000000000002p+0L -0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt downward ldbl-96-m68k 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok
+= csqrt tonearest ldbl-96-m68k 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok
+= csqrt towardzero ldbl-96-m68k 0x1p+0L -0x8p-972L : 0x1p+0L -0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt upward ldbl-96-m68k 0x1p+0L -0x8p-972L : 0x1.0000000000000002p+0L -0x3.fffffffffffffffcp-972L : inexact-ok
+= csqrt downward ldbl-128 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok
+= csqrt tonearest ldbl-128 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok
+= csqrt towardzero ldbl-128 0x1p+0L -0x8p-972L : 0x1p+0L -0x3.fffffffffffffffffffffffffffep-972L : inexact-ok
+= csqrt upward ldbl-128 0x1p+0L -0x8p-972L : 0x1.0000000000000000000000000001p+0L -0x3.fffffffffffffffffffffffffffep-972L : inexact-ok
+= csqrt downward ldbl-128ibm 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm 0x1p+0L -0x8p-972L : 0x1p+0L -0x4p-972L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm 0x1p+0L -0x8p-972L : 0x1p+0L -0x3.fffffffffffffffffffffffffcp-972L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm 0x1p+0L -0x8p-972L : 0x1.000000000000000000000000008p+0L -0x3.fffffffffffffffffffffffffcp-972L : inexact-ok underflow errno-erange-ok
+csqrt -1 min
+= csqrt downward flt-32 -0x1p+0f 0x4p-128f : 0x1.fffff8p-128f 0x1p+0f : inexact-ok underflow errno-erange-ok
+= csqrt tonearest flt-32 -0x1p+0f 0x4p-128f : 0x2p-128f 0x1p+0f : inexact-ok underflow errno-erange-ok
+= csqrt towardzero flt-32 -0x1p+0f 0x4p-128f : 0x1.fffff8p-128f 0x1p+0f : inexact-ok underflow errno-erange-ok
+= csqrt upward flt-32 -0x1p+0f 0x4p-128f : 0x2p-128f 0x1.000002p+0f : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 -0x1p+0 0x4p-128 : 0x1.fffffffffffffp-128 0x1p+0 : inexact-ok
+= csqrt tonearest dbl-64 -0x1p+0 0x4p-128 : 0x2p-128 0x1p+0 : inexact-ok
+= csqrt towardzero dbl-64 -0x1p+0 0x4p-128 : 0x1.fffffffffffffp-128 0x1p+0 : inexact-ok
+= csqrt upward dbl-64 -0x1p+0 0x4p-128 : 0x2p-128 0x1.0000000000001p+0 : inexact-ok
+= csqrt downward ldbl-96-intel -0x1p+0L 0x4p-128L : 0x1.fffffffffffffffep-128L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L 0x4p-128L : 0x2p-128L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L 0x4p-128L : 0x1.fffffffffffffffep-128L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-intel -0x1p+0L 0x4p-128L : 0x2p-128L 0x1.0000000000000002p+0L : inexact-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L 0x4p-128L : 0x1.fffffffffffffffep-128L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L 0x4p-128L : 0x2p-128L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L 0x4p-128L : 0x1.fffffffffffffffep-128L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L 0x4p-128L : 0x2p-128L 0x1.0000000000000002p+0L : inexact-ok
+= csqrt downward ldbl-128 -0x1p+0L 0x4p-128L : 0x1.ffffffffffffffffffffffffffffp-128L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-128 -0x1p+0L 0x4p-128L : 0x2p-128L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128 -0x1p+0L 0x4p-128L : 0x1.ffffffffffffffffffffffffffffp-128L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-128 -0x1p+0L 0x4p-128L : 0x2p-128L 0x1.0000000000000000000000000001p+0L : inexact-ok
+= csqrt downward ldbl-128ibm -0x1p+0L 0x4p-128L : 0x1.ffffffffffffffffffffffffff8p-128L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-128ibm -0x1p+0L 0x4p-128L : 0x2p-128L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128ibm -0x1p+0L 0x4p-128L : 0x1.ffffffffffffffffffffffffff8p-128L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-128ibm -0x1p+0L 0x4p-128L : 0x2p-128L 0x1.000000000000000000000000008p+0L : inexact-ok
+= csqrt downward dbl-64 -0x1p+0 0x4p-1024 : 0x1.ffffffffffffcp-1024 0x1p+0 : inexact-ok underflow errno-erange-ok
+= csqrt tonearest dbl-64 -0x1p+0 0x4p-1024 : 0x2p-1024 0x1p+0 : inexact-ok underflow errno-erange-ok
+= csqrt towardzero dbl-64 -0x1p+0 0x4p-1024 : 0x1.ffffffffffffcp-1024 0x1p+0 : inexact-ok underflow errno-erange-ok
+= csqrt upward dbl-64 -0x1p+0 0x4p-1024 : 0x2p-1024 0x1.0000000000001p+0 : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel -0x1p+0L 0x4p-1024L : 0x1.fffffffffffffffep-1024L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L 0x4p-1024L : 0x1.fffffffffffffffep-1024L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-intel -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1.0000000000000002p+0L : inexact-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L 0x4p-1024L : 0x1.fffffffffffffffep-1024L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L 0x4p-1024L : 0x1.fffffffffffffffep-1024L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1.0000000000000002p+0L : inexact-ok
+= csqrt downward ldbl-128 -0x1p+0L 0x4p-1024L : 0x1.ffffffffffffffffffffffffffffp-1024L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-128 -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128 -0x1p+0L 0x4p-1024L : 0x1.ffffffffffffffffffffffffffffp-1024L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-128 -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1.0000000000000000000000000001p+0L : inexact-ok
+= csqrt downward ldbl-128ibm -0x1p+0L 0x4p-1024L : 0x1.ffffffffffffcp-1024L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm -0x1p+0L 0x4p-1024L : 0x1.ffffffffffffcp-1024L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm -0x1p+0L 0x4p-1024L : 0x2p-1024L 0x1.000000000000000000000000008p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel -0x1p+0L 0x4p-16384L : 0x1.fffffffffffffff8p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L 0x4p-16384L : 0x2p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L 0x4p-16384L : 0x1.fffffffffffffff8p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel -0x1p+0L 0x4p-16384L : 0x2p-16384L 0x1.0000000000000002p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L 0x4p-16384L : 0x1.fffffffffffffffcp-16384L 0x1p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L 0x4p-16384L : 0x2p-16384L 0x1p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L 0x4p-16384L : 0x1.fffffffffffffffcp-16384L 0x1p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L 0x4p-16384L : 0x2p-16384L 0x1.0000000000000002p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt downward ldbl-128 -0x1p+0L 0x4p-16384L : 0x1.fffffffffffffffffffffffffffcp-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 -0x1p+0L 0x4p-16384L : 0x2p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 -0x1p+0L 0x4p-16384L : 0x1.fffffffffffffffffffffffffffcp-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 -0x1p+0L 0x4p-16384L : 0x2p-16384L 0x1.0000000000000000000000000001p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel -0x1p+0L 0x2p-16384L : 0xf.ffffffffffffff8p-16388L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L 0x2p-16384L : 0x1p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L 0x2p-16384L : 0xf.ffffffffffffff8p-16388L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel -0x1p+0L 0x2p-16384L : 0x1p-16384L 0x1.0000000000000002p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L 0x2p-16384L : 0xf.ffffffffffffffcp-16388L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L 0x2p-16384L : 0x1p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L 0x2p-16384L : 0xf.ffffffffffffffcp-16388L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L 0x2p-16384L : 0x1p-16384L 0x1.0000000000000002p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-128 -0x1p+0L 0x2p-16384L : 0xf.ffffffffffffffffffffffffffcp-16388L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 -0x1p+0L 0x2p-16384L : 0x1p-16384L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 -0x1p+0L 0x2p-16384L : 0xf.ffffffffffffffffffffffffffcp-16388L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 -0x1p+0L 0x2p-16384L : 0x1p-16384L 0x1.0000000000000000000000000001p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 -0x1p+0 0x8p-972 : 0x3.ffffffffffffep-972 0x1p+0 : inexact-ok
+= csqrt tonearest dbl-64 -0x1p+0 0x8p-972 : 0x4p-972 0x1p+0 : inexact-ok
+= csqrt towardzero dbl-64 -0x1p+0 0x8p-972 : 0x3.ffffffffffffep-972 0x1p+0 : inexact-ok
+= csqrt upward dbl-64 -0x1p+0 0x8p-972 : 0x4p-972 0x1.0000000000001p+0 : inexact-ok
+= csqrt downward ldbl-96-intel -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffcp-972L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L 0x8p-972L : 0x4p-972L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffcp-972L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-intel -0x1p+0L 0x8p-972L : 0x4p-972L 0x1.0000000000000002p+0L : inexact-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffcp-972L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L 0x8p-972L : 0x4p-972L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffcp-972L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L 0x8p-972L : 0x4p-972L 0x1.0000000000000002p+0L : inexact-ok
+= csqrt downward ldbl-128 -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffffffffffffffep-972L 0x1p+0L : inexact-ok
+= csqrt tonearest ldbl-128 -0x1p+0L 0x8p-972L : 0x4p-972L 0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128 -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffffffffffffffep-972L 0x1p+0L : inexact-ok
+= csqrt upward ldbl-128 -0x1p+0L 0x8p-972L : 0x4p-972L 0x1.0000000000000000000000000001p+0L : inexact-ok
+= csqrt downward ldbl-128ibm -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffffffffffffcp-972L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm -0x1p+0L 0x8p-972L : 0x4p-972L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm -0x1p+0L 0x8p-972L : 0x3.fffffffffffffffffffffffffcp-972L 0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm -0x1p+0L 0x8p-972L : 0x4p-972L 0x1.000000000000000000000000008p+0L : inexact-ok underflow errno-erange-ok
+csqrt -1 -min
+= csqrt downward flt-32 -0x1p+0f -0x4p-128f : 0x1.fffff8p-128f -0x1.000002p+0f : inexact-ok underflow errno-erange-ok
+= csqrt tonearest flt-32 -0x1p+0f -0x4p-128f : 0x2p-128f -0x1p+0f : inexact-ok underflow errno-erange-ok
+= csqrt towardzero flt-32 -0x1p+0f -0x4p-128f : 0x1.fffff8p-128f -0x1p+0f : inexact-ok underflow errno-erange-ok
+= csqrt upward flt-32 -0x1p+0f -0x4p-128f : 0x2p-128f -0x1p+0f : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 -0x1p+0 -0x4p-128 : 0x1.fffffffffffffp-128 -0x1.0000000000001p+0 : inexact-ok
+= csqrt tonearest dbl-64 -0x1p+0 -0x4p-128 : 0x2p-128 -0x1p+0 : inexact-ok
+= csqrt towardzero dbl-64 -0x1p+0 -0x4p-128 : 0x1.fffffffffffffp-128 -0x1p+0 : inexact-ok
+= csqrt upward dbl-64 -0x1p+0 -0x4p-128 : 0x2p-128 -0x1p+0 : inexact-ok
+= csqrt downward ldbl-96-intel -0x1p+0L -0x4p-128L : 0x1.fffffffffffffffep-128L -0x1.0000000000000002p+0L : inexact-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L -0x4p-128L : 0x1.fffffffffffffffep-128L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-intel -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L -0x4p-128L : 0x1.fffffffffffffffep-128L -0x1.0000000000000002p+0L : inexact-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L -0x4p-128L : 0x1.fffffffffffffffep-128L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-128 -0x1p+0L -0x4p-128L : 0x1.ffffffffffffffffffffffffffffp-128L -0x1.0000000000000000000000000001p+0L : inexact-ok
+= csqrt tonearest ldbl-128 -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128 -0x1p+0L -0x4p-128L : 0x1.ffffffffffffffffffffffffffffp-128L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-128 -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-128ibm -0x1p+0L -0x4p-128L : 0x1.ffffffffffffffffffffffffff8p-128L -0x1.000000000000000000000000008p+0L : inexact-ok
+= csqrt tonearest ldbl-128ibm -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128ibm -0x1p+0L -0x4p-128L : 0x1.ffffffffffffffffffffffffff8p-128L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-128ibm -0x1p+0L -0x4p-128L : 0x2p-128L -0x1p+0L : inexact-ok
+= csqrt downward dbl-64 -0x1p+0 -0x4p-1024 : 0x1.ffffffffffffcp-1024 -0x1.0000000000001p+0 : inexact-ok underflow errno-erange-ok
+= csqrt tonearest dbl-64 -0x1p+0 -0x4p-1024 : 0x2p-1024 -0x1p+0 : inexact-ok underflow errno-erange-ok
+= csqrt towardzero dbl-64 -0x1p+0 -0x4p-1024 : 0x1.ffffffffffffcp-1024 -0x1p+0 : inexact-ok underflow errno-erange-ok
+= csqrt upward dbl-64 -0x1p+0 -0x4p-1024 : 0x2p-1024 -0x1p+0 : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel -0x1p+0L -0x4p-1024L : 0x1.fffffffffffffffep-1024L -0x1.0000000000000002p+0L : inexact-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L -0x4p-1024L : 0x1.fffffffffffffffep-1024L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-intel -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L -0x4p-1024L : 0x1.fffffffffffffffep-1024L -0x1.0000000000000002p+0L : inexact-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L -0x4p-1024L : 0x1.fffffffffffffffep-1024L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-128 -0x1p+0L -0x4p-1024L : 0x1.ffffffffffffffffffffffffffffp-1024L -0x1.0000000000000000000000000001p+0L : inexact-ok
+= csqrt tonearest ldbl-128 -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128 -0x1p+0L -0x4p-1024L : 0x1.ffffffffffffffffffffffffffffp-1024L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-128 -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-128ibm -0x1p+0L -0x4p-1024L : 0x1.ffffffffffffcp-1024L -0x1.000000000000000000000000008p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm -0x1p+0L -0x4p-1024L : 0x1.ffffffffffffcp-1024L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm -0x1p+0L -0x4p-1024L : 0x2p-1024L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel -0x1p+0L -0x4p-16384L : 0x1.fffffffffffffff8p-16384L -0x1.0000000000000002p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L -0x4p-16384L : 0x2p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L -0x4p-16384L : 0x1.fffffffffffffff8p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel -0x1p+0L -0x4p-16384L : 0x2p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L -0x4p-16384L : 0x1.fffffffffffffffcp-16384L -0x1.0000000000000002p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L -0x4p-16384L : 0x2p-16384L -0x1p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L -0x4p-16384L : 0x1.fffffffffffffffcp-16384L -0x1p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L -0x4p-16384L : 0x2p-16384L -0x1p+0L : inexact-ok underflow-ok errno-erange-ok
+= csqrt downward ldbl-128 -0x1p+0L -0x4p-16384L : 0x1.fffffffffffffffffffffffffffcp-16384L -0x1.0000000000000000000000000001p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 -0x1p+0L -0x4p-16384L : 0x2p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 -0x1p+0L -0x4p-16384L : 0x1.fffffffffffffffffffffffffffcp-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 -0x1p+0L -0x4p-16384L : 0x2p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-intel -0x1p+0L -0x2p-16384L : 0xf.ffffffffffffff8p-16388L -0x1.0000000000000002p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L -0x2p-16384L : 0x1p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L -0x2p-16384L : 0xf.ffffffffffffff8p-16388L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-intel -0x1p+0L -0x2p-16384L : 0x1p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L -0x2p-16384L : 0xf.ffffffffffffffcp-16388L -0x1.0000000000000002p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L -0x2p-16384L : 0x1p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L -0x2p-16384L : 0xf.ffffffffffffffcp-16388L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L -0x2p-16384L : 0x1p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward ldbl-128 -0x1p+0L -0x2p-16384L : 0xf.ffffffffffffffffffffffffffcp-16388L -0x1.0000000000000000000000000001p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128 -0x1p+0L -0x2p-16384L : 0x1p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128 -0x1p+0L -0x2p-16384L : 0xf.ffffffffffffffffffffffffffcp-16388L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128 -0x1p+0L -0x2p-16384L : 0x1p-16384L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt downward dbl-64 -0x1p+0 -0x8p-972 : 0x3.ffffffffffffep-972 -0x1.0000000000001p+0 : inexact-ok
+= csqrt tonearest dbl-64 -0x1p+0 -0x8p-972 : 0x4p-972 -0x1p+0 : inexact-ok
+= csqrt towardzero dbl-64 -0x1p+0 -0x8p-972 : 0x3.ffffffffffffep-972 -0x1p+0 : inexact-ok
+= csqrt upward dbl-64 -0x1p+0 -0x8p-972 : 0x4p-972 -0x1p+0 : inexact-ok
+= csqrt downward ldbl-96-intel -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffcp-972L -0x1.0000000000000002p+0L : inexact-ok
+= csqrt tonearest ldbl-96-intel -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-intel -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffcp-972L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-intel -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-96-m68k -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffcp-972L -0x1.0000000000000002p+0L : inexact-ok
+= csqrt tonearest ldbl-96-m68k -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-96-m68k -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffcp-972L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-96-m68k -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-128 -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffffffffffffffep-972L -0x1.0000000000000000000000000001p+0L : inexact-ok
+= csqrt tonearest ldbl-128 -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok
+= csqrt towardzero ldbl-128 -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffffffffffffffep-972L -0x1p+0L : inexact-ok
+= csqrt upward ldbl-128 -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok
+= csqrt downward ldbl-128ibm -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffffffffffffcp-972L -0x1.000000000000000000000000008p+0L : inexact-ok underflow errno-erange-ok
+= csqrt tonearest ldbl-128ibm -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt towardzero ldbl-128ibm -0x1p+0L -0x8p-972L : 0x3.fffffffffffffffffffffffffcp-972L -0x1p+0L : inexact-ok underflow errno-erange-ok
+= csqrt upward ldbl-128ibm -0x1p+0L -0x8p-972L : 0x4p-972L -0x1p+0L : inexact-ok underflow errno-erange-ok
ctan 0 0
= ctan downward flt-32 0x0p+0f 0x0p+0f : 0x0p+0f 0x0p+0f : inexact-ok
= ctan tonearest flt-32 0x0p+0f 0x0p+0f : 0x0p+0f 0x0p+0f : inexact-ok
diff --git a/math/s_csqrt.c b/math/s_csqrt.c
index 068534cd09..b86f53322e 100644
--- a/math/s_csqrt.c
+++ b/math/s_csqrt.c
@@ -148,6 +148,17 @@ __csqrt (__complex__ double x)
s = __scalbn (s, scale);
}
+ if (fabs (r) < DBL_MIN)
+ {
+ double force_underflow = r * r;
+ math_force_eval (force_underflow);
+ }
+ if (fabs (s) < DBL_MIN)
+ {
+ double force_underflow = s * s;
+ math_force_eval (force_underflow);
+ }
+
__real__ res = r;
__imag__ res = __copysign (s, __imag__ x);
}
diff --git a/math/s_csqrtf.c b/math/s_csqrtf.c
index f7dc3b1cd1..e433f476c2 100644
--- a/math/s_csqrtf.c
+++ b/math/s_csqrtf.c
@@ -148,6 +148,17 @@ __csqrtf (__complex__ float x)
s = __scalbnf (s, scale);
}
+ if (fabsf (r) < FLT_MIN)
+ {
+ float force_underflow = r * r;
+ math_force_eval (force_underflow);
+ }
+ if (fabsf (s) < FLT_MIN)
+ {
+ float force_underflow = s * s;
+ math_force_eval (force_underflow);
+ }
+
__real__ res = r;
__imag__ res = __copysignf (s, __imag__ x);
}
diff --git a/math/s_csqrtl.c b/math/s_csqrtl.c
index a0252e644a..003d614f60 100644
--- a/math/s_csqrtl.c
+++ b/math/s_csqrtl.c
@@ -148,6 +148,17 @@ __csqrtl (__complex__ long double x)
s = __scalbnl (s, scale);
}
+ if (fabsl (r) < LDBL_MIN)
+ {
+ long double force_underflow = r * r;
+ math_force_eval (force_underflow);
+ }
+ if (fabsl (s) < LDBL_MIN)
+ {
+ long double force_underflow = s * s;
+ math_force_eval (force_underflow);
+ }
+
__real__ res = r;
__imag__ res = __copysignl (s, __imag__ x);
}
diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps
index 8263717281..1cbf0db898 100644
--- a/sysdeps/i386/fpu/libm-test-ulps
+++ b/sysdeps/i386/fpu/libm-test-ulps
@@ -1213,7 +1213,9 @@ ldouble: 2
Function: Real part of "csqrt_downward":
double: 1
+float: 1
idouble: 1
+ifloat: 1
ildouble: 4
ldouble: 4
@@ -1227,7 +1229,9 @@ ldouble: 4
Function: Real part of "csqrt_towardzero":
double: 1
+float: 1
idouble: 1
+ifloat: 1
ildouble: 4
ldouble: 4
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 22:49:37 +0000