diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/990424-1.c')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/990424-1.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/990424-1.c b/gcc/testsuite/gcc.target/i386/990424-1.c new file mode 100644 index 000000000..95628e12f --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/990424-1.c @@ -0,0 +1,30 @@ +/* Test that stack alignment is preserved with pending_stack_adjust + with stdcall functions. */ + +/* { dg-do run } */ +/* { dg-require-effective-target ilp32 } */ +/* { dg-options -mpreferred-stack-boundary=4 } */ + +void __attribute__((stdcall)) foo(int a, int b, int c); + +extern void abort (void); +extern void exit (int); + +int +main () +{ + foo(1, 2, 3); + foo(1, 2, 3); + exit (0); +} + +void __attribute__((stdcall)) +foo(int a, int b, int c) +{ + static int last_align = -1; + int dummy, align = (int)&dummy & 15; + if (last_align < 0) + last_align = align; + else if (align != last_align) + abort (); +} |