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authorStephan Bergmann <sbergman@redhat.com>2015-03-11 10:47:14 +0100
committerStephan Bergmann <sbergman@redhat.com>2015-03-11 10:56:06 +0100
commit62b124b2704adf11a63681164d05a8eb49dfb105 (patch)
tree40935fce17bde513db24d2789217b41378bd20f0 /include
parentb162753eadd963fdbad691e30005182e2d9d538a (diff)
Ensure RTTI symbol visibility for Linux Clang -fsanitize=function,vptr
The problem being that any lib later loaded via osl_loadModule (e.g., libgcc3_uno.so) would not bind to the same global (RTTI-related) symbols as libsofficeapp.so and its dependencies (so, e.g., -fsanitize=function would erroneously assume that bridges/source/cpp_uno/shared/component.cxx's uno_initEnvironment is called with a different, non-matching uno_Environment type). Change-Id: I08b0cbc1f9eb74641eb617c46587a0a528a56c31
Diffstat (limited to 'include')
-rw-r--r--include/LibreOfficeKit/LibreOfficeKitInit.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/LibreOfficeKit/LibreOfficeKitInit.h b/include/LibreOfficeKit/LibreOfficeKitInit.h
index 18731b7b7f9f..6f56c728def5 100644
--- a/include/LibreOfficeKit/LibreOfficeKitInit.h
+++ b/include/LibreOfficeKit/LibreOfficeKitInit.h
@@ -39,7 +39,14 @@ extern "C"
void *_dlopen(const char *pFN)
{
- return dlopen(pFN, RTLD_LAZY);
+ return dlopen(pFN, RTLD_LAZY
+#if defined __clang__ && defined __linux__ \
+ && defined ENABLE_RUNTIME_OPTIMIZATIONS
+#if !ENABLE_RUNTIME_OPTIMIZATIONS
+ | RTLD_GLOBAL
+#endif
+#endif
+ );
}
void *_dlsym(void *Hnd, const char *pName)