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| author | Eric Botcazou <ebotcazou@libertysurf.fr> | 2003-07-03 19:57:45 +0200 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2003-07-03 17:57:45 +0000 |
| commit | ee41cff421132bb2891a4ad51fae0f83ffcfe087 (patch) | |
| tree | 27b2ad1b2e7356c9b0737fc034a897fd085149f1 /gcc/testsuite | |
| parent | fa5b060f90061ebf9d1f112d6a46f7759c1a0f66 (diff) | |
| download | gcc-ee41cff421132bb2891a4ad51fae0f83ffcfe087.zip gcc-ee41cff421132bb2891a4ad51fae0f83ffcfe087.tar.gz gcc-ee41cff421132bb2891a4ad51fae0f83ffcfe087.tar.bz2 | |
* gcc.dg/i386-call-1.c: New test.
From-SVN: r68892
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/i386-call-1.c | 39 |
2 files changed, 43 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c158b78..fe736d8 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2003-07-03 Eric Botcazou <ebotcazou@libertysurf.fr> + + * gcc.dg/i386-call-1.c: New test. + 2003-07-03 Nathan Sidwell <nathan@codesourcery.com> PR c++/9162 diff --git a/gcc/testsuite/gcc.dg/i386-call-1.c b/gcc/testsuite/gcc.dg/i386-call-1.c new file mode 100644 index 0000000..9cd49da --- /dev/null +++ b/gcc/testsuite/gcc.dg/i386-call-1.c @@ -0,0 +1,39 @@ +/* PR optimization/11304 */ +/* Originator: <manuel.serrano@sophia.inria.fr> */ +/* { dg-do run { target i?86-*-* } } */ +/* { dg-options "-O -fomit-frame-pointer" } */ + +/* Verify that %eax is always restored after a call. */ + +extern void abort(void); + +volatile int r; + +void set_eax(int val) +{ + __asm__ __volatile__ ("mov %0, %%eax" : : "m" (val)); +} + +void foo(int val) +{ + r = val; +} + +int bar(int x) +{ + if (x) + { + set_eax(0); + return x; + } + + foo(x); +} + +int main(void) +{ + if (bar(1) != 1) + abort(); + + return 0; +} |