39 lines
813 B
C
39 lines
813 B
C
/* { dg-do run } */
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/* { dg-skip-if "" { { i?86-*-* x86_64-*-* } && { ilp32 && { ! nonpic } } } { "*" } { "" } } */
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/* { dg-options "-O2 -fgcse-after-reload" } */
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extern void abort (void);
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__attribute__((noinline)) __complex__ float
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give_neg1 (void)
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{
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__complex__ float res;
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__real__ res = -1.0;
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__imag__ res = 1.0;
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return res;
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}
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__attribute__((noinline)) __complex__ float
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mycacoshf (__complex__ float x)
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{
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__complex__ float res;
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res = give_neg1 ();
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/* We have to use the positive branch. */
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if (__real__ res < 0.0)
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{
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unsigned a,b,c,d,e,f;
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res = -res;
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asm __volatile__ ("" : "=r" (a), "=r" (b), "=r" (c), "=r" (d), "=r" (e), "=r" (f));
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}
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return res;
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}
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int main()
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{
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__complex__ float res = mycacoshf(1.0);
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if (__imag__ res >= 0.0)
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abort();
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return 0;
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}
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