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[ASan] Print out the shadow memory range on shadow mapping failures 

llvm-svn: 226807
This commit is contained in:
Timur Iskhodzhanov 2015-01-22 12:05:27 +00:00
parent 94cfbbab33
commit 841572e90a
2 changed files with 3 additions and 0 deletions
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2
compiler-rt/lib/asan/asan_rtl.cc
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@ -386,6 +386,8 @@ static void AsanInitInternal() {
} else {
Report("Shadow memory range interleaves with an existing memory mapping. "
"ASan cannot proceed correctly. ABORTING.\n");
Report("ASan shadow was supposed to be located in the [%p-%p] range.\n",
shadow_start, kHighShadowEnd);
DumpProcessMap();
Die();
}

1
compiler-rt/test/asan/TestCases/Windows/shadow_mapping_failure.cc
View File

@ -10,6 +10,7 @@ int main() {
scanf("%s", bigchunk);
// CHECK-NOT: Hello, world!
// CHECK: Shadow memory range interleaves with an existing memory mapping.
// CHECK: ASan shadow was supposed to be located in the [0x3fff0000-0x{{.*}}ffff] range.
// CHECK: Dumping process modules:
// CHECK-DAG: 0x{{[0-9a-f]*}}-0x{{[0-9a-f]*}} {{.*}}shadow_mapping_failure
// CHECK-DAG: 0x{{[0-9a-f]*}}-0x{{[0-9a-f]*}} {{.*}}kernel32.dll