diff options
Diffstat (limited to 'soft-fp/fmasf4.c')
| -rw-r--r-- | soft-fp/fmasf4.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/soft-fp/fmasf4.c b/soft-fp/fmasf4.c index b770a0719f..359d49cdd9 100644 --- a/soft-fp/fmasf4.c +++ b/soft-fp/fmasf4.c @@ -26,6 +26,19 @@ <http://www.gnu.org/licenses/>. */ #include <libc-internal.h> +#include <sys/cdefs.h> +/* R_e is not set in cases where it is not used in packing, but the + compiler does not see that it is set in all cases where it is + used, resulting in warnings that it 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. */ +DIAG_PUSH_NEEDS_COMMENT; +#if __GNUC_PREREQ (4, 7) +DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wmaybe-uninitialized"); +#else +DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wuninitialized"); +#endif #include <math.h> #include "soft-fp.h" #include "single.h" @@ -45,22 +58,13 @@ __fmaf (float a, float b, float c) FP_UNPACK_S (B, b); FP_UNPACK_S (C, c); FP_FMA_S (R, A, B, C); - /* R_e is not set in cases where it is not used in packing, but the - compiler does not see that it is set in all cases where it is - used, resulting in warnings that it may be used - uninitialized. */ - DIAG_PUSH_NEEDS_COMMENT; -#if __GNUC_PREREQ (4, 7) - DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wmaybe-uninitialized"); -#else - DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wuninitialized"); -#endif FP_PACK_S (r, R); - DIAG_POP_NEEDS_COMMENT; FP_HANDLE_EXCEPTIONS; return r; } +DIAG_POP_NEEDS_COMMENT; + #ifndef __fmaf weak_alias (__fmaf, fmaf) #endif |