diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/preserve-none-4.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/preserve-none-4.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/preserve-none-4.c b/gcc/testsuite/gcc.target/i386/preserve-none-4.c new file mode 100644 index 0000000..35c3501 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/preserve-none-4.c @@ -0,0 +1,19 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mtune-ctrl=^prologue_using_move,^epilogue_using_move -fomit-frame-pointer -mnoreturn-no-callee-saved-registers" } */ + +typedef void (*fn_t) (void) __attribute__ ((preserve_none)); +extern fn_t bar; +extern void fn (void) __attribute__ ((noreturn)); + +__attribute__ ((noreturn)) +void +foo (void) +{ + bar (); + fn (); +} + +/* { dg-final { scan-assembler-not "push\[^\n\r\]*(?:\[abcd\]x|\[sd\]i|sp|r\[0-9\]|\[xyz\]mm)" } } */ +/* { dg-final { scan-assembler-not "pop\[^\n\r\]*(?:\[abcd\]x|\[sd\]i|sp|r\[0-9\]|\[xyz\]mm)" } } */ +/* { dg-final { scan-assembler-not "jmp" } } */ +/* { dg-final { scan-assembler "call\[\\t \]+" } } */ |