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comparison gcc/testsuite/gcc.dg/pr52132.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* PR debug/52132 */
2 /* { dg-do compile } */
3 /* { dg-options "-std=c99 -O2 -g" } */
4
5 #if (__SIZEOF_INT__ < __SIZEOF_FLOAT__) \
6 && (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
7 #define int long
8 #endif
9
10 int l;
11 void bar (void);
12
13 void
14 foo (int *x, float y)
15 {
16 float b;
17 union { float f; int i; } u = { .f = y };
18 #if (__SIZEOF_INT__ < __SIZEOF_FLOAT__)
19 u.i += 127L << 23;
20 #else
21 u.i += 127 << 23;
22 #endif
23 u.f = ((-1.0f / 3) * u.f + 2) * u.f - 2.0f / 3;
24 b = 0.5 * (u.f + l);
25 if (b >= *x)
26 bar ();
27 }