From 0fda236ecb2f44bb2fc7b66ff718ca5d0393ede0 Mon Sep 17 00:00:00 2001 From: Franz Sirl Date: Tue, 28 Oct 2003 21:13:39 +0000 Subject: [PATCH] re PR libffi/10610 ([powerpc-linux] 230 testsuite failures due to alignment errors) 2003-10-28 Franz Sirl PR libgcj/10610 * gcc.dg/ppc-stackalign-1.c: New test. From-SVN: r73019 --- gcc/testsuite/ChangeLog | 5 ++++ gcc/testsuite/gcc.dg/ppc-stackalign-1.c | 34 +++++++++++++++++++++++++ 2 files changed, 39 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/ppc-stackalign-1.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 036853f1050..5afe63a5ab5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2003-10-28 Franz Sirl + + PR libgcj/10610 + * gcc.dg/ppc-stackalign-1.c: New test. + 2003-10-28 Arnaud Charlet * ada/acats/run_all.sh: Change output to be more compliant with 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 00000000000..17f3c59d0f1 --- /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 . */ + +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); +} -- 2.30.2