[ASan] Fix leak tests on 64-bit targets other than x86-64

Summary:
This test explicitly sets ASAN_OPTIONS=detect_leaks=1 which is only
supported on x86-64. The test is currently restricted to run only on
64-bit targets, but needs to be restricted further so it only runs on
x86-64.

Reviewers: kcc, eugenis, earthdok, samsonov

Reviewed By: samsonov

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D6189

llvm-svn: 222091

compiler-rt/test/asan/TestCases/Linux/coverage-and-lsan.cc

@@ -8,7 +8,7 @@
 // RUN: ASAN_OPTIONS=coverage=1:coverage_dir=%T/coverage-and-lsan:verbosity=1 not %run %t 2>&1 | FileCheck %s
 // RUN: %sancov print %T/coverage-and-lsan/*.sancov 2>&1
 //
-// REQUIRES: asan-64-bits
+// REQUIRES: leak-detection
 
 int *g = new int;
 int main(int argc, char **argv) {

compiler-rt/test/asan/TestCases/Linux/leak.cc

@@ -1,5 +1,5 @@
 // Minimal test for LeakSanitizer+AddressSanitizer.
-// REQUIRES: asan-64-bits
+// REQUIRES: leak-detection
 //
 // RUN: %clangxx_asan  %s -o %t
 // RUN: ASAN_OPTIONS=detect_leaks=1 not %run %t  2>&1 | FileCheck %s

compiler-rt/test/asan/lit.cfg

@@ -122,9 +122,10 @@ config.available_features.add("asan-" + config.bits + "-bits")
 if config.target_arch != 'arm':
   config.available_features.add('stable-runtime')
 
-# Turn on leak detection on 64-bit Linux.
-if config.host_os == 'Linux' and config.bits == '64':
+# Turn on leak detection on x86_64 Linux.
+if config.host_os == 'Linux' and config.host_arch == 'x86_64':
   config.environment['ASAN_OPTIONS'] = 'detect_leaks=1'
+  config.available_features.add('leak-detection')
 
 # Set LD_LIBRARY_PATH to pick dynamic runtime up properly.
 push_ld_library_path(config, config.compiler_rt_libdir)