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Restore flag_pic in ix86_function_specific_restore 

gcc/

	PR target/59492
	* config/i386/i386.c (ix86_function_specific_restore): Don't
	change -fPIC.

2013-12-14   H.J. Lu  <hongjiu.lu@intel.com>

	PR target/59492
	* g++.dg/other/pr59492.C: New file.

From-SVN: r205989
This commit is contained in:
H.J. Lu 2013-12-14 17:01:49 +00:00 committed by H.J. Lu
parent 85098de7c6
commit 4eca178ac8
4 changed files with 32 additions and 0 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2013-12-14 H.J. Lu <hongjiu.lu@intel.com>
PR target/59492
* config/i386/i386.c (ix86_function_specific_restore): Don't
change -fPIC.
2013-12-14 Eric Botcazou <ebotcazou@adacore.com>
* var-tracking.c (add_stores): Fix oversight in latest commit.

3
gcc/config/i386/i386.c
View File

@ -4337,6 +4337,9 @@ ix86_function_specific_restore (struct gcc_options *opts,
unsigned int ix86_arch_mask;
int i;
/* We don't change -fPIC. */
opts->x_flag_pic = flag_pic;
ix86_arch = (enum processor_type) ptr->arch;
ix86_schedule = (enum attr_cpu) ptr->schedule;
ix86_tune = (enum processor_type) ptr->tune;

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2013-12-14 H.J. Lu <hongjiu.lu@intel.com>
PR target/59492
* g++.dg/other/pr59492.C: New file.
2013-12-14 Andreas Schwab <schwab@linux-m68k.org>
* g++.dg/cilk-plus/cilk-plus.exp: Fix last change.

18
gcc/testsuite/g++.dg/other/pr59492.C Normal file
View File

@ -0,0 +1,18 @@
// { dg-do assemble { target { { i?86-*-* x86_64-*-* } && fpic } } }
// { dg-options "-mx32 -fPIC" }
// { dg-require-ifunc "" }
// { dg-require-effective-target maybe_x32 }
void
__throw_runtime_error(const char*) __attribute__((__noreturn__));
unsigned int
__attribute__ ((target("rdrnd")))
__x86_rdrand(void)
{
unsigned int retries = 100;
unsigned int val;
while (__builtin_ia32_rdrand32_step(&val) == 0)
if (--retries == 0)
__throw_runtime_error(("random_device::__x86_rdrand(void)"));
return val;
}