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| author | Franz Sirl <Franz.Sirl-kernel@lauterbach.com> | 2003-10-28 21:13:39 +0000 |
|---|---|---|
| committer | Franz Sirl <sirl@gcc.gnu.org> | 2003-10-28 21:13:39 +0000 |
| commit | 0fda236ecb2f44bb2fc7b66ff718ca5d0393ede0 (patch) | |
| tree | 04f0e42dfb8cf5ca0726bf5bb6947a818a849ff9 /gcc/testsuite/gcc.dg/ppc-stackalign-1.c | |
| parent | 06ba585456409276aec14ef4649249addfd01f64 (diff) | |
| download | gcc-0fda236ecb2f44bb2fc7b66ff718ca5d0393ede0.zip gcc-0fda236ecb2f44bb2fc7b66ff718ca5d0393ede0.tar.gz gcc-0fda236ecb2f44bb2fc7b66ff718ca5d0393ede0.tar.bz2 | |
re PR libffi/10610 ([powerpc-linux] 230 testsuite failures due to alignment errors)
2003-10-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
PR libgcj/10610
* gcc.dg/ppc-stackalign-1.c: New test.
From-SVN: r73019
Diffstat (limited to 'gcc/testsuite/gcc.dg/ppc-stackalign-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/ppc-stackalign-1.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/ppc-stackalign-1.c b/gcc/testsuite/gcc.dg/ppc-stackalign-1.c new file mode 100644 index 0000000..17f3c59 --- /dev/null +++ b/gcc/testsuite/gcc.dg/ppc-stackalign-1.c @@ -0,0 +1,34 @@ +/* { dg-do run { target powerpc-*-linux* powerpc-*-sysv* } } */ + +/* 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); +} |