[PATCH] D20747: [esan] Add support for log_exe_name

[Derek Bruening via llvm-commits]

bruening created this revision.
bruening added a reviewer: aizatsky.
bruening added subscribers: llvm-commits, eugenis, kcc, zhaoqin, vitalybuka.
Herald added a subscriber: kubabrecka.

Adds the call needed to cache the binary name to support the sanitizer
option log_exe_name for usable log file results when running multiple
applications.  Adds a test.

http://reviews.llvm.org/D20747

Files:
  lib/esan/esan.cpp
  test/esan/TestCases/verbose-simple.c

Index: test/esan/TestCases/verbose-simple.c
===================================================================
--- test/esan/TestCases/verbose-simple.c
+++ test/esan/TestCases/verbose-simple.c
@@ -1,13 +1,13 @@
 // RUN: %clang_esan_frag -O0 %s -o %t 2>&1
-// RUN: %env_esan_opts=verbosity=1 %run %t 2>&1 | FileCheck %s
+// RUN: %env_esan_opts="verbosity=1 log_exe_name=1" %run %t 2>&1 | FileCheck %s
 
 int main(int argc, char **argv) {
   // CHECK:      in esan::initializeLibrary
   // CHECK-NEXT: Shadow scale=2 offset=0x440000000000
   // CHECK-NEXT: Shadow #0: [110000000000-114000000000) (256GB)
   // CHECK-NEXT: Shadow #1: [124000000000-12c000000000) (512GB)
   // CHECK-NEXT: Shadow #2: [148000000000-150000000000) (512GB)
   // CHECK-NEXT: in esan::finalizeLibrary
-  // CHECK-NEXT: {{.*}}EfficiencySanitizer is not finished: nothing yet to report
+  // CHECK-NEXT: ==verbose-simple{{.*}}EfficiencySanitizer is not finished: nothing yet to report
   return 0;
 }
Index: lib/esan/esan.cpp
===================================================================
--- lib/esan/esan.cpp
+++ lib/esan/esan.cpp
@@ -159,6 +159,7 @@
   }
   WhichTool = Tool;
   SanitizerToolName = "EfficiencySanitizer";
+  CacheBinaryName();
   initializeFlags();
 
   // Intercepting libc _exit or exit via COMMON_INTERCEPTOR_ON_EXIT only


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