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Check __x86_64__ for FPU state

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PR sanitizer/59018
	* sanitizer_common/sanitizer_platform_limits_posix.cc
	(struct_user_fpxregs_struct_sz): Initialize to 0 if __x86_64__ is
	defined.

From-SVN: r204483
This commit is contained in:
H.J. Lu 2013-11-06 21:52:29 +00:00 committed by H.J. Lu
parent f5c36cfc4b
commit e276866fd7
2 changed files with 8 additions and 1 deletions
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7
libsanitizer/ChangeLog
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@ -1,3 +1,10 @@
2013-11-05 H.J. Lu <hongjiu.lu@intel.com>
PR sanitizer/59018
* sanitizer_common/sanitizer_platform_limits_posix.cc
(struct_user_fpxregs_struct_sz): Initialize to 0 if __x86_64__ is
defined.
2013-11-05 H.J. Lu <hongjiu.lu@intel.com>
PR sanitizer/59018

2
libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
View File

@ -191,7 +191,7 @@ namespace __sanitizer {
(defined(__i386) || defined (__x86_64)) // NOLINT
unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct);
unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpregs_struct);
#if __WORDSIZE == 64
#ifdef __x86_64
unsigned struct_user_fpxregs_struct_sz = 0;
#else
unsigned struct_user_fpxregs_struct_sz = sizeof(struct user_fpxregs_struct);