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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| 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/pr56899.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/pr56899.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr56899.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr56899.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr56899.c new file mode 100644 index 000000000..9adf9af00 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr56899.c @@ -0,0 +1,47 @@ +/* PR tree-optimization/56899 */ + +#if __SIZEOF_INT__ == 4 && __CHAR_BIT__ == 8 +__attribute__((noinline, noclone)) void +f1 (int v) +{ + int x = -214748365 * (v - 1); + if (x != -1932735285) + __builtin_abort (); +} + +__attribute__((noinline, noclone)) void +f2 (int v) +{ + int x = 214748365 * (v + 1); + if (x != -1932735285) + __builtin_abort (); +} + +__attribute__((noinline, noclone)) void +f3 (unsigned int v) +{ + unsigned int x = -214748365U * (v - 1); + if (x != -1932735285U) + __builtin_abort (); +} + +__attribute__((noinline, noclone)) void +f4 (unsigned int v) +{ + unsigned int x = 214748365U * (v + 1); + if (x != -1932735285U) + __builtin_abort (); +} +#endif + +int +main () +{ +#if __SIZEOF_INT__ == 4 && __CHAR_BIT__ == 8 + f1 (10); + f2 (-10); + f3 (10); + f4 (-10U); +#endif + return 0; +} |