diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/ubsan/undefined-2.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/c-c++-common/ubsan/undefined-2.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/ubsan/undefined-2.c b/gcc-4.9/gcc/testsuite/c-c++-common/ubsan/undefined-2.c new file mode 100644 index 000000000..fd5b4d3e9 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/c-c++-common/ubsan/undefined-2.c @@ -0,0 +1,26 @@ +/* { dg-do run } */ +/* { dg-options "-fsanitize=undefined" } */ +/* { dg-additional-options "-std=gnu11" { target c } } */ +/* { dg-additional-options "-std=c++11" { target c++ } } */ + +#include <stdio.h> + +volatile int w, z; + +__attribute__ ((noinline, noclone)) int +foo (int x, int y) +{ + z++; + return x << y; +} + +int +main () +{ + fputs ("1st\n", stderr); + w = foo (0, -__INT_MAX__); + return 0; +} + +/* { dg-output "1st(\n|\r\n|\r)" } */ +/* { dg-output "\[^\n\r]*shift exponent -\[^\n\r]* is negative\[^\n\r]*(\n|\r\n|\r)" } */ |