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math: Fix clang warnings for math/test-tgmath-ret.c 

clang warns that since the global variables are only used to function
calls (without being actually used), they are not needed and will
not be emitted.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Reviewed-by: Sam James <sam@gentoo.org>
This commit is contained in:
Adhemerval Zanella 2022-03-15 15:33:02 -03:00 committed by H.J. Lu
parent 27a4b6421f
commit 03962d17c9
1 changed files with 6 additions and 0 deletions
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6
math/test-tgmath-ret.c
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@ -21,13 +21,19 @@
#include <tgmath.h>
#include <stdint.h>
#include <stdio.h>
#include <libc-diag.h>
/* clang warns the global variables are not needed and will not be emitted.
However they are used on the CHECK_RET_* macros. */
DIAG_PUSH_NEEDS_COMMENT_CLANG;
DIAG_IGNORE_NEEDS_COMMENT_CLANG (13, "-Wunneeded-internal-declaration");
static float fx;
static double dx;
static long double lx;
static int rm = FP_INT_UPWARD;
static unsigned int width = 64;
static int errors = 0;
DIAG_POP_NEEDS_COMMENT_CLANG;
static void
our_error (const char *c)