[NFC][sanitizer] Fix android bot after D102815

https://lab.llvm.org/buildbot/#/builders/77/builds/6519

compiler-rt/lib/sanitizer_common/tests/CMakeLists.txt

@@ -54,6 +54,7 @@ endforeach()
 set(SANITIZER_TEST_CFLAGS_COMMON
   ${COMPILER_RT_UNITTEST_CFLAGS}
   ${COMPILER_RT_GTEST_CFLAGS}
+  ${COMPILER_RT_GMOCK_CFLAGS}
   -I${COMPILER_RT_SOURCE_DIR}/include
   -I${COMPILER_RT_SOURCE_DIR}/lib
   -I${COMPILER_RT_SOURCE_DIR}/lib/sanitizer_common
@@ -151,7 +152,7 @@ macro(add_sanitizer_tests_for_arch arch)
   generate_compiler_rt_tests(SANITIZER_TEST_OBJECTS SanitizerUnitTests
     "Sanitizer-${arch}-Test" ${arch}
     RUNTIME "${SANITIZER_COMMON_LIB}"
-    SOURCES ${SANITIZER_UNITTESTS} ${COMPILER_RT_GTEST_SOURCE}
+    SOURCES ${SANITIZER_UNITTESTS} ${COMPILER_RT_GTEST_SOURCE} ${COMPILER_RT_GMOCK_SOURCE}
     COMPILE_DEPS ${SANITIZER_TEST_HEADERS}
     DEPS gtest
     CFLAGS  ${SANITIZER_TEST_CFLAGS_COMMON} ${extra_flags}
@@ -208,6 +209,7 @@ if(ANDROID)
     add_executable(SanitizerTest
       ${SANITIZER_UNITTESTS}
       ${COMPILER_RT_GTEST_SOURCE}
+      ${COMPILER_RT_GMOCK_SOURCE}
       $<TARGET_OBJECTS:RTSanitizerCommon.${arch}>
       $<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
       $<TARGET_OBJECTS:RTSanitizerCommonSymbolizer.${arch}>)

compiler-rt/lib/sanitizer_common/tests/sanitizer_stacktrace_test.cpp

@@ -14,8 +14,16 @@
 
 #include <string.h>
 
+#include <algorithm>
+#include <string>
+
+#include "gmock/gmock.h"
 #include "gtest/gtest.h"
 #include "sanitizer_common/sanitizer_common.h"
+#include "sanitizer_internal_defs.h"
+
+using testing::ContainsRegex;
+using testing::MatchesRegex;
 
 namespace __sanitizer {
 
@@ -185,32 +193,9 @@ TEST_F(StackPrintTest, SKIP_ON_SPARC(ContainsFullTrace)) {
 
   char buf[3000];
   uptr len = trace.PrintTo(buf, sizeof(buf));
-
-  // This is the no-truncation case.
-  ASSERT_LT(len, sizeof(buf));
-
-  // Printed contents should always end with an empty line, unless truncated.
-  EXPECT_EQ(buf[len - 2], '\n');
-  EXPECT_EQ(buf[len - 1], '\n');
-  EXPECT_EQ(buf[len], '\0');
-
-  // Buffer contents are delimited by newlines, by default.
-  char *saveptr;
-  char *line = strtok_r(buf, "\n", &saveptr);
-
-  // Checks buffer contents line-by-line.
-  for (u32 i = 0; i < trace.size; ++i) {
-    char traceline[100];
-
-    // Should be synced with the stack trace format, set above.
-    snprintf(traceline, sizeof(traceline) - 1, "#%u 0x%lx", i,
-             trace.trace[i] - 1);
-
-    EXPECT_STREQ(line, traceline);
-    line = strtok_r(NULL, "\n", &saveptr);
-  }
-
-  EXPECT_EQ(line, nullptr);
+  EXPECT_THAT(std::string(buf),
+              MatchesRegex("(#[0-9]+ 0x[0-9a-f]+\n){" +
+                           std::to_string(trace.size) + "}\n"));
 }
 
 TEST_F(StackPrintTest, SKIP_ON_SPARC(TruncatesContents)) {