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-rw-r--r--sysdeps/ieee754/soft-fp/s_fsqrt.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/sysdeps/ieee754/soft-fp/s_fsqrt.c b/sysdeps/ieee754/soft-fp/s_fsqrt.c
index 68f5146976..9fd3c839d4 100644
--- a/sysdeps/ieee754/soft-fp/s_fsqrt.c
+++ b/sysdeps/ieee754/soft-fp/s_fsqrt.c
@@ -25,6 +25,15 @@
#undef fsqrtl
#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 <double.h>
@@ -51,4 +60,6 @@ __fsqrt (double x)
CHECK_NARROW_SQRT (ret, x);
return ret;
}
+DIAG_POP_NEEDS_COMMENT;
+
libm_alias_float_double (sqrt)