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math: Fix clang warnings on bug-tgmath1.c 

The type generic fabs expansion issues the floating point absolute with
the wrong argument type (for instance cabs with floating point or fabs
with a complex type) and clang warns that implicit conversion might
incur in unexpected behavior.
This commit is contained in:
Adhemerval Zanella 2022-03-24 11:08:44 -03:00
parent a6428cf098
commit 675a2462ef
1 changed files with 7 additions and 0 deletions
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7
math/bug-tgmath1.c
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@ -1,5 +1,6 @@
#include <stdio.h>
#include <tgmath.h>
#include <libc-diag.h>
int
@ -29,6 +30,12 @@ main (void)
TEST (cimag (1.0f), sizeof (float));
TEST (cimag (1.0f + 1.0fi), sizeof (float));
/* The type generic fabs expansion issues the floating point absolute with
the wrong argument type (for instance cabs with floating point or fabs
with a complex type) and clang warns that implicit conversion might
incur in unexpected behavior. */
DIAG_PUSH_NEEDS_COMMENT_CLANG;
DIAG_IGNORE_NEEDS_COMMENT_CLANG (13, "-Wabsolute-value");
TEST (fabs (1.0), sizeof (double));
TEST (fabs (1.0 + 1.0i), sizeof (double));
TEST (fabs (1.0l), sizeof (long double));