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authorNico Weber <nicolasweber@gmx.de>2019-08-05 16:48:12 +0000
committerNico Weber <nicolasweber@gmx.de>2019-08-05 16:48:12 +0000
commit673dc3d4a0b0fbb3b9b34ae2ecbfa522627fe582 (patch)
tree93e9f9c3508af096ba717ef85186950135b4c225 /compiler-rt/test/asan/TestCases/Linux/global-overflow-bfd.cpp
parenta96cfee98a22e262367868f343b599c2312149b7 (diff)
downloadbcm5719-llvm-673dc3d4a0b0fbb3b9b34ae2ecbfa522627fe582.tar.gz
bcm5719-llvm-673dc3d4a0b0fbb3b9b34ae2ecbfa522627fe582.zip
compiler-rt: Rename cc files below test/asan to cpp
See r367803 and similar other changes. llvm-svn: 367887
Diffstat (limited to 'compiler-rt/test/asan/TestCases/Linux/global-overflow-bfd.cpp')
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/global-overflow-bfd.cpp18
1 files changed, 18 insertions, 0 deletions
diff --git a/compiler-rt/test/asan/TestCases/Linux/global-overflow-bfd.cpp b/compiler-rt/test/asan/TestCases/Linux/global-overflow-bfd.cpp
new file mode 100644
index 00000000000..117a761af91
--- /dev/null
+++ b/compiler-rt/test/asan/TestCases/Linux/global-overflow-bfd.cpp
@@ -0,0 +1,18 @@
+// Test that gc-sections-friendly instrumentation of globals does not introduce
+// false negatives with the BFD linker.
+// RUN: %clangxx_asan -fuse-ld=bfd -Wl,-gc-sections -ffunction-sections -fdata-sections -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
+
+#include <string.h>
+int main(int argc, char **argv) {
+ static char XXX[10];
+ static char YYY[10];
+ static char ZZZ[10];
+ memset(XXX, 0, 10);
+ memset(YYY, 0, 10);
+ memset(ZZZ, 0, 10);
+ int res = YYY[argc * 10]; // BOOOM
+ // CHECK: {{READ of size 1 at}}
+ // CHECK: {{located 0 bytes to the right of global variable}}
+ res += XXX[argc] + ZZZ[argc];
+ return res;
+}
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