diff options
Diffstat (limited to 'SingleSource/Regression/C/gcc-c-torture/execute/pr84169.c')
-rw-r--r-- | SingleSource/Regression/C/gcc-c-torture/execute/pr84169.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/SingleSource/Regression/C/gcc-c-torture/execute/pr84169.c b/SingleSource/Regression/C/gcc-c-torture/execute/pr84169.c new file mode 100644 index 00000000..ba8f8fc4 --- /dev/null +++ b/SingleSource/Regression/C/gcc-c-torture/execute/pr84169.c @@ -0,0 +1,25 @@ +/* PR rtl-optimization/84169 */ + +#ifdef __SIZEOF_INT128__ +typedef unsigned __int128 T; +#else +typedef unsigned long long T; +#endif + +T b; + +static __attribute__ ((noipa)) T +foo (T c, T d, T e, T f, T g, T h) +{ + __builtin_mul_overflow ((unsigned char) h, -16, &h); + return b + h; +} + +int +main () +{ + T x = foo (0, 0, 0, 0, 0, 4); + if (x != -64) + __builtin_abort (); + return 0; +} |