aboutsummaryrefslogtreecommitdiff
path: root/sysdeps
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/ieee754/soft-fp/s_ddivl.c12
-rw-r--r--sysdeps/ieee754/soft-fp/s_fdivl.c12
2 files changed, 24 insertions, 0 deletions
diff --git a/sysdeps/ieee754/soft-fp/s_ddivl.c b/sysdeps/ieee754/soft-fp/s_ddivl.c
index 8e469c5780..1af34e14e6 100644
--- a/sysdeps/ieee754/soft-fp/s_ddivl.c
+++ b/sysdeps/ieee754/soft-fp/s_ddivl.c
@@ -28,6 +28,16 @@
#undef f64divf128
#include <math-narrow.h>
+#include <libc-diag.h>
+
+/* R_f[01] are not set in cases where they are not used in packing,
+ but the compiler does not see that they are set in all cases where
+ they are used, resulting in warnings that they may be used
+ uninitialized. The location of the warning differs in different
+ versions of GCC, it may be where R is defined using a macro or it
+ may be where the macro is defined. This happens only with -O1. */
+DIAG_PUSH_NEEDS_COMMENT;
+DIAG_IGNORE_NEEDS_COMMENT (8, "-Wmaybe-uninitialized");
#include <soft-fp.h>
#include <double.h>
#include <quad.h>
@@ -56,4 +66,6 @@ __ddivl (_Float128 x, _Float128 y)
CHECK_NARROW_DIV (ret, x, y);
return ret;
}
+DIAG_POP_NEEDS_COMMENT;
+
libm_alias_double_ldouble (div)
diff --git a/sysdeps/ieee754/soft-fp/s_fdivl.c b/sysdeps/ieee754/soft-fp/s_fdivl.c
index 4792b231b1..b7a5a414b4 100644
--- a/sysdeps/ieee754/soft-fp/s_fdivl.c
+++ b/sysdeps/ieee754/soft-fp/s_fdivl.c
@@ -24,6 +24,16 @@
#undef f32divf128
#include <math-narrow.h>
+#include <libc-diag.h>
+
+/* R_f[01] are not set in cases where they are not used in packing,
+ but the compiler does not see that they are set in all cases where
+ they are used, resulting in warnings that they may be used
+ uninitialized. The location of the warning differs in different
+ versions of GCC, it may be where R is defined using a macro or it
+ may be where the macro is defined. This happens only with -O1. */
+DIAG_PUSH_NEEDS_COMMENT;
+DIAG_IGNORE_NEEDS_COMMENT (8, "-Wmaybe-uninitialized");
#include <soft-fp.h>
#include <single.h>
#include <quad.h>
@@ -52,4 +62,6 @@ __fdivl (_Float128 x, _Float128 y)
CHECK_NARROW_DIV (ret, x, y);
return ret;
}
+DIAG_POP_NEEDS_COMMENT;
+
libm_alias_float_ldouble (div)