diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/char-compare.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/char-compare.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/char-compare.c b/gcc/testsuite/gcc.dg/char-compare.c new file mode 100644 index 000000000..f8b2fb968 --- /dev/null +++ b/gcc/testsuite/gcc.dg/char-compare.c @@ -0,0 +1,23 @@ +/* PR rtl-optimization/23241 */ +/* Origin: Josh Conner <jconner@apple.com> */ + +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +extern void abort(void); + +struct fbs { + unsigned char uc; +} fbs1 = {255}; + +void fn(struct fbs *fbs_ptr) +{ + if ((fbs_ptr->uc != 255) && (fbs_ptr->uc != 0)) + abort(); +} + +int main(void) +{ + fn(&fbs1); + return 0; +} |