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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/powerpc/ppc-stackalign-1.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/powerpc/ppc-stackalign-1.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/powerpc/ppc-stackalign-1.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/powerpc/ppc-stackalign-1.c b/gcc-4.9/gcc/testsuite/gcc.target/powerpc/ppc-stackalign-1.c new file mode 100644 index 0000000..59bd39f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/powerpc/ppc-stackalign-1.c @@ -0,0 +1,35 @@ +/* { dg-do run { target powerpc*-*-linux* powerpc*-*-eabi* powerpc-*-rtems* } } */ +/* { dg-options {} } */ + +/* Test stack pointer alignment against variable alloca. */ +/* Inspired by PR libgcj/10610. */ +/* Origin: Franz Sirl <Franz.Sirl-kernel@lauterbach.com>. */ + +extern void abort (void); +extern void exit (int); + +register unsigned long sp __asm__ ("r1"); + +void g (int * val __attribute__ ((unused))) +{ + if (sp & 0xf) + abort (); +} + +void f (int val) +{ + int *val1 = __builtin_alloca (val); + + g (val1); + return; +} + +int main (void) +{ + int i; + + for (i = 1; i < 32; i++) + f (i); + + exit (0); +} |