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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr34456.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr34456.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr34456.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr34456.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr34456.c new file mode 100644 index 000000000..526c954e5 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr34456.c @@ -0,0 +1,30 @@ +#include <stdlib.h> + +int __attribute__ ((noinline)) debug (void) { return 1; } +int errors; + +struct s { int elt; int (*compare) (int); }; + +static int +compare (const void *x, const void *y) +{ + const struct s *s1 = x, *s2 = y; + int (*compare1) (int); + int elt2; + + compare1 = s1->compare; + elt2 = s2->elt; + if (elt2 != 0 && debug () && compare1 (s1->elt) != 0) + errors++; + return compare1 (elt2); +} + +int bad_compare (int x) { return -x; } +struct s array[2] = { { 1, bad_compare }, { -1, bad_compare } }; + +int +main (void) +{ + qsort (array, 2, sizeof (struct s), compare); + return errors == 0; +} |