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comparison gcc/testsuite/gcc.dg/pr28726.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 rtl-optimization/28726 */
2 /* Origin: Sigurd Schneider <sg313d@gmail.com> */
3
4 /* { dg-do run } */
5 /* { dg-options "-O2 -fsched2-use-superblocks" } */
6
7 extern void abort (void);
8
9 static double my_loop(void) __attribute__((noinline));
10
11 static double my_loop(void)
12 {
13 double retval = 0.0;
14 const unsigned char *start = "\005\b\000";
15 const unsigned char *const end = start + 2;
16
17 while (start < end)
18 retval += *start++;
19
20 return retval;
21 }
22
23 int main(void)
24 {
25 if (my_loop() != 13.0)
26 abort ();
27
28 return 0;
29 }