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Add test-case.

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gcc/testsuite/ChangeLog:

	PR target/97510
	* gcc.target/i386/pr97510.c: New test.
This commit is contained in:
Martin Liska 2021-02-02 20:02:47 +01:00
parent 709718d4d8
commit db53dd4f78
1 changed files with 18 additions and 0 deletions
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gcc/testsuite/gcc.target/i386/pr97510.c Normal file
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/* PR target/97510 */
/* { dg-do compile } */
/* { dg-options "-Os -fexcess-precision=standard -mfpmath=387 -funsafe-math-optimizations" } */
float compute_rsqrt_ref_r_0;
__attribute__((optimize(1)))
void compute_rsqrt_ref() {
compute_rsqrt_ref_r_0 = 1.0 / 0.0;
}
int icompute_rsqrt_ref(float *);
void test_512() {
float in[0];
for (int i;;)
in[i] = 8.6756 * icompute_rsqrt_ref(in);
}