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authorKostya Serebryany <kcc@google.com>2012-11-19 10:31:00 +0000
committerKostya Serebryany <kcc@google.com>2012-11-19 10:31:00 +0000
commit386e2d853b9f37d16f1b11c725e9eb30f0b924fa (patch)
tree62fe7b5de7c35b5f95b8615f24f461566d0c98ea /compiler-rt/include/sanitizer/common_interface_defs.h
parent06b22c15130b9c9429ad832763ebb552dd54ca5a (diff)
downloadbcm5719-llvm-386e2d853b9f37d16f1b11c725e9eb30f0b924fa.tar.gz
bcm5719-llvm-386e2d853b9f37d16f1b11c725e9eb30f0b924fa.zip
[asan] support x32 mode in the fast stack unwinder. Patch by H.J. Lu
llvm-svn: 168306
Diffstat (limited to 'compiler-rt/include/sanitizer/common_interface_defs.h')
-rw-r--r--compiler-rt/include/sanitizer/common_interface_defs.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler-rt/include/sanitizer/common_interface_defs.h b/compiler-rt/include/sanitizer/common_interface_defs.h
index 466631802a1..e4ba2cb326d 100644
--- a/compiler-rt/include/sanitizer/common_interface_defs.h
+++ b/compiler-rt/include/sanitizer/common_interface_defs.h
@@ -48,6 +48,13 @@ typedef signed long long sptr; // NOLINT
typedef unsigned long uptr; // NOLINT
typedef signed long sptr; // NOLINT
#endif // defined(_WIN64)
+#if defined(__x86_64__)
+// Since x32 uses ILP32 data model in 64-bit hardware mode, we must use
+// 64-bit pointer to unwind stack frame.
+typedef unsigned long long uhwptr; // NOLINT
+#else
+typedef uptr uhwptr; // NOLINT
+#endif
typedef unsigned char u8;
typedef unsigned short u16; // NOLINT
typedef unsigned int u32;
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