| // Test that unprofiled files are recognized. Here, we have two functions in the |
| // profile, main() and function_in_header, but we use the profile on a file that |
| // has the profile-less some_unprofiled_function so that the only profiled code |
| // in #included in a header. |
| |
| // FIXME: It would be nice to use -verify here instead of FileCheck, but -verify |
| // doesn't play well with warnings that have no line number. |
| |
| // RUN: llvm-profdata merge %S/Inputs/c-unprofiled.proftext -o %t.profdata |
| // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-unprofiled.c -I %S/Inputs/ %s -o /dev/null -emit-llvm -fprofile-instr-use=%t.profdata -Wprofile-instr-unprofiled 2>&1 | FileCheck %s |
| |
| // CHECK: warning: no profile data available for file "c-unprofiled.c" |
| |
| #include "profiled_header.h" |
| |
| #ifdef GENERATE_OUTDATED_DATA |
| int main(int argc, const char *argv[]) { |
| function_in_header(0); |
| return 0; |
| } |
| #else |
| void some_unprofiled_function(int i) { |
| if (i) |
| function_in_header(i); |
| } |
| #endif |
