diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/arm/naked-2.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/arm/naked-2.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/naked-2.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/naked-2.c new file mode 100644 index 000000000..92e7db444 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/naked-2.c @@ -0,0 +1,12 @@ +/* Verify that __attribute__((naked)) produces a naked function + that does not use bx to return. Naked functions could be used + to implement interrupt routines and must not return using bx. */ +/* { dg-do compile } */ +/* { dg-options "-O0" } */ +/* Use more arguments than we have argument registers. */ +int __attribute__((naked)) foo(int a, int b, int c, int d, int e, int f) +{ + __asm__ volatile ("@ naked"); +} +/* { dg-final { scan-assembler "\t@ naked" } } */ +/* { dg-final { scan-assembler-not "\tbx\tlr" } } */ |