diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/pr122343-7.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr122343-7.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr122343-7.c b/gcc/testsuite/gcc.target/i386/pr122343-7.c new file mode 100644 index 0000000..0e4edd1 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr122343-7.c @@ -0,0 +1,27 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fomit-frame-pointer" } */ +/* Keep labels and directives ('.cfi_startproc', '.cfi_endproc'). */ +/* { dg-final { check-function-bodies "**" "" "" { target *-*-* } {^\t?\.} } } */ + +/* +**test: +**.LFB0: +** .cfi_startproc +** movzbl u8(|\(%rip\)), %eax +** addb %al, u8(|\(%rip\)) +** movzbl u8(|\(%rip\)), %eax +** subb u8(|\(%rip\)), %al +** movb %al, u8(|\(%rip\)) +** ret +** .cfi_endproc +**... +*/ + +extern volatile unsigned char u8; + +void +test (void) +{ + u8 = u8 + u8; + u8 = u8 - u8; +} |