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Diffstat (limited to 'sysdeps/i386/__longjmp.S')
-rw-r--r--sysdeps/i386/__longjmp.S11
1 files changed, 10 insertions, 1 deletions
diff --git a/sysdeps/i386/__longjmp.S b/sysdeps/i386/__longjmp.S
index 559d56b250..15c9e55ec7 100644
--- a/sysdeps/i386/__longjmp.S
+++ b/sysdeps/i386/__longjmp.S
@@ -1,5 +1,6 @@
/* longjmp for i386.
- Copyright (C) 1995-1998,2000,2002,2005, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1995-1998,2000,2002,2005,2006,2009
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -40,6 +41,9 @@ ENTRY (BP_SYM (__longjmp))
movl (JB_SP*4)(%eax), %ecx
PTR_DEMANGLE (%edx)
PTR_DEMANGLE (%ecx)
+# ifdef CHECK_ESP
+ CHECK_ESP (%ecx)
+# endif
cfi_def_cfa(%eax, 0)
cfi_register(%eip, %edx)
cfi_register(%esp, %ecx)
@@ -63,6 +67,11 @@ ENTRY (BP_SYM (__longjmp))
movl JBUF(%esp), %ecx /* User's jmp_buf in %ecx. */
CHECK_BOUNDS_BOTH_WIDE (%ecx, JBUF(%esp), $JB_SIZE)
+# ifdef CHECK_ESP
+ movl (JB_SP*4)(%ecx), %eax
+ CHECK_ESP (%eax)
+# endif
+
movl VAL(%esp), %eax /* Second argument is return value. */
/* Save the return address now. */
movl (JB_PC*4)(%ecx), %edx