[compiler-rt] r272372 - [profile] add profile path tests

[Xinliang David Li via llvm-commits]

Author: davidxl
Date: Fri Jun 10 00:19:38 2016
New Revision: 272372

URL: http://llvm.org/viewvc/llvm-project?rev=272372&view=rev
Log:
[profile] add profile path tests

Testing profile path setter predendence.


Modified:
    compiler-rt/trunk/test/profile/instrprof-set-filename.c

Modified: compiler-rt/trunk/test/profile/instrprof-set-filename.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-set-filename.c?rev=272372&r1=272371&r2=272372&view=diff
==============================================================================
--- compiler-rt/trunk/test/profile/instrprof-set-filename.c (original)
+++ compiler-rt/trunk/test/profile/instrprof-set-filename.c Fri Jun 10 00:19:38 2016
@@ -1,14 +1,49 @@
+// 1. Test that __llvm_profile_set_filename has higher precedence than
+//    the default path.
 // RUN: %clang_profgen -o %t -O3 %s
 // RUN: %run %t %t.profraw
 // RUN: llvm-profdata merge -o %t.profdata %t.profraw
 // RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
+// RUN: rm %t.profraw
+// RUN: rm %t.profdata
+// 2. Test that __llvm_profile_set_filename has higher precedence than
+//    environment variable
+// RUN: env LLVM_PROFILE_FILE=%t.env.profraw %run %t %t.profraw
+// RUN: llvm-profdata merge -o %t.profdata %t.profraw
+// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
+// RUN: rm %t.profraw
+// RUN: rm %t.profdata
+// 3. Test that __llvm_profile_set_filename has higher precedence than
+//    the command line.
+// RUN: %clang -fprofile-instr-generate=%t.cmd.profraw -o %t.cmd -O3 %s
+// RUN: %run %t.cmd %t.profraw
+// RUN: llvm-profdata merge -o %t.profdata %t.profraw
+// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
+// RUN: rm %t.profraw
+// RUN: rm %t.profdata
+// 4. Test that command line has high precedence than the default path
+// RUN: %clang -fprofile-instr-generate=%t.cmd.profraw -DNO_API -o %t.cmd -O3 %s
+// RUN: %run %t.cmd %t.profraw
+// RUN: llvm-profdata merge -o %t.cmd.profdata %t.cmd.profraw
+// RUN: %clang_profuse=%t.cmd.profdata -o - -S -emit-llvm %s | FileCheck %s
+// RUN: rm %t.cmd.profraw
+// RUN: rm %t.cmd.profdata
+// 5. Test that the environment variable has higher precedence than
+//    the command line.
+// RUN: env LLVM_PROFILE_FILE=%t.env.profraw %run %t.cmd %t.profraw
+// RUN: llvm-profdata merge -o %t.env.profdata %t.env.profraw
+// RUN: %clang_profuse=%t.env.profdata -o - -S -emit-llvm %s | FileCheck %s
+// RUN: rm %t.env.profraw
+// RUN: rm %t.env.profdata
 
 void __llvm_profile_set_filename(const char *);
 int main(int argc, const char *argv[]) {
   // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !prof ![[PD1:[0-9]+]]
   if (argc < 2)
     return 1;
+#ifndef NO_API
   __llvm_profile_set_filename(argv[1]);
+#endif
   return 0;
 }
 // CHECK: ![[PD1]] = !{!"branch_weights", i32 1, i32 2}