Author: eugenis
Date: Fri May 24 09:28:03 2013
New Revision: 182645
URL: http://llvm.org/viewvc/llvm-project?rev=182645&view=rev
Log:
Add -lrt to sanitizer link arguments.
Sanitizer runtime intercepts functions from librt. Not doing this will fail
if the librt dependency is not present at program startup (ex. comes from a
dlopen()ed library).
Modified:
cfe/trunk/lib/Driver/Tools.cpp
cfe/trunk/test/Driver/sanitizer-ld.c
Modified: cfe/trunk/lib/Driver/Tools.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=182645&r1=182644&r2=182645&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Tools.cpp (original)
+++ cfe/trunk/lib/Driver/Tools.cpp Fri May 24 09:28:03 2013
@@ -1679,6 +1679,7 @@ static void addSanitizerRTLinkFlagsLinux
LibSanitizerArgs.begin(), LibSanitizerArgs.end());
CmdArgs.push_back("-lpthread");
+ CmdArgs.push_back("-lrt");
CmdArgs.push_back("-ldl");
// If possible, use a dynamic symbols file to export the symbols from the
Modified: cfe/trunk/test/Driver/sanitizer-ld.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/sanitizer-ld.c?rev=182645&r1=182644&r2=182645&view=diff
==============================================================================
--- cfe/trunk/test/Driver/sanitizer-ld.c (original)
+++ cfe/trunk/test/Driver/sanitizer-ld.c Fri May 24 09:28:03 2013
@@ -10,6 +10,7 @@
// CHECK-ASAN-LINUX-NOT: "-lc"
// CHECK-ASAN-LINUX: libclang_rt.asan-i386.a"
// CHECK-ASAN-LINUX: "-lpthread"
+// CHECK-ASAN-LINUX: "-lrt"
// CHECK-ASAN-LINUX: "-ldl"
// CHECK-ASAN-LINUX-NOT: "-export-dynamic"
// CHECK-ASAN-LINUX: "--dynamic-list={{.*}}libclang_rt.asan-i386.a.syms"
@@ -24,6 +25,7 @@
// CHECK-ASAN-LINUX-CXX-NOT: "-lc"
// CHECK-ASAN-LINUX-CXX: "-whole-archive" "{{.*}}libclang_rt.asan-i386.a"
"-no-whole-archive"
// CHECK-ASAN-LINUX-CXX: "-lpthread"
+// CHECK-ASAN-LINUX-CXX: "-lrt"
// CHECK-ASAN-LINUX-CXX: "-ldl"
// CHECK-ASAN-LINUX-CXX: "-export-dynamic"
// CHECK-ASAN-LINUX-CXX-NOT: "--dynamic-list"
@@ -70,6 +72,7 @@
// CHECK-TSAN-LINUX-CXX-NOT: stdc++
// CHECK-TSAN-LINUX-CXX: "-whole-archive" "{{.*}}libclang_rt.tsan-x86_64.a"
"-no-whole-archive"
// CHECK-TSAN-LINUX-CXX: "-lpthread"
+// CHECK-TSAN-LINUX-CXX: "-lrt"
// CHECK-TSAN-LINUX-CXX: "-ldl"
// CHECK-TSAN-LINUX-CXX-NOT: "-export-dynamic"
// CHECK-TSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.tsan-x86_64.a.syms"
@@ -85,6 +88,7 @@
// CHECK-MSAN-LINUX-CXX-NOT: stdc++
// CHECK-MSAN-LINUX-CXX: "-whole-archive" "{{.*}}libclang_rt.msan-x86_64.a"
"-no-whole-archive"
// CHECK-MSAN-LINUX-CXX: "-lpthread"
+// CHECK-MSAN-LINUX-CXX: "-lrt"
// CHECK-MSAN-LINUX-CXX: "-ldl"
// CHECK-MSAN-LINUX-CXX-NOT: "-export-dynamic"
// CHECK-MSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.msan-x86_64.a.syms"
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