[src/trunk]: src/external/gpl3/gcc/dist/libsanitizer/sanitizer_common Build f...

[martin <martin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/522652f24b94
branches:  trunk
changeset: 815891:522652f24b94
user:      martin <martin%NetBSD.org@localhost>
date:      Mon Jun 06 21:06:33 2016 +0000

description:
Build fix for big endian arm, from Rin Okuyama.
Still not working, but other details still under discussion.

diffstat:

 external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_unwind_posix_libcdep.cc |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (22 lines):

diff -r a04160b263d3 -r 522652f24b94 external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_unwind_posix_libcdep.cc
--- a/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_unwind_posix_libcdep.cc    Mon Jun 06 17:50:19 2016 +0000
+++ b/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_unwind_posix_libcdep.cc    Mon Jun 06 21:06:33 2016 +0000
@@ -71,7 +71,8 @@
 }
 #endif
 
-#ifdef __arm__
+#if defined(__arm__) && !SANITIZER_NETBSD
+// NetBSD uses dwarf EH
 #define UNWIND_STOP _URC_END_OF_STACK
 #define UNWIND_CONTINUE _URC_NO_REASON
 #else
@@ -80,7 +81,7 @@
 #endif
 
 uptr Unwind_GetIP(struct _Unwind_Context *ctx) {
-#ifdef __arm__
+#if defined(__arm__) && !SANITIZER_NETBSD
   uptr val;
   _Unwind_VRS_Result res = _Unwind_VRS_Get(ctx, _UVRSC_CORE,
       15 /* r15 = PC */, _UVRSD_UINT32, &val);