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clang/test/CodeGen/thinlto-clang-diagnostic-handler-in-be.c
| // Test clang diagnositic handler works in IR file compilation. | // Test clang diagnositic handler works in IR file compilation. | ||||
| // REQUIRES: x86-registered-target | // REQUIRES: x86-registered-target | ||||
| // RUN: llvm-profdata merge -o %t1.profdata %S/Inputs/thinlto_expect1.proftext | // RUN: llvm-profdata merge -o %t1.profdata %S/Inputs/thinlto_expect1.proftext | ||||
| // RUN: %clang -O2 -fexperimental-new-pass-manager -flto=thin -g -fprofile-use=%t1.profdata -c -o %t1.bo %s | // RUN: %clang -O2 -fexperimental-new-pass-manager -flto=thin -g -fprofile-use=%t1.profdata -c -o %t1.bo %s | ||||
| // RUN: llvm-lto -thinlto -o %t %t1.bo | // RUN: llvm-lto -thinlto -o %t %t1.bo | ||||
| // RUN: %clang -cc1 -O2 -fexperimental-new-pass-manager -x ir %t1.bo -fthinlto-index=%t.thinlto.bc -emit-obj -Rpass-analysis=info 2>&1 | FileCheck %s -check-prefix=CHECK-REMARK | // RUN: %clang_cc1 -O2 -fexperimental-new-pass-manager -x ir %t1.bo -fthinlto-index=%t.thinlto.bc -emit-obj -Rpass-analysis=info 2>&1 | FileCheck %s -check-prefix=CHECK-REMARK | ||||
| // RUN: llvm-profdata merge -o %t2.profdata %S/Inputs/thinlto_expect2.proftext | // RUN: llvm-profdata merge -o %t2.profdata %S/Inputs/thinlto_expect2.proftext | ||||
| // RUN: %clang -cc1 -O2 -fexperimental-new-pass-manager -x ir %t1.bo -fthinlto-index=%t.thinlto.bc -fprofile-instrument-use-path=%t2.profdata -emit-obj -Wmisexpect 2>&1 | FileCheck %s -check-prefix=CHECK-WARNING | // RUN: %clang_cc1 -O2 -fexperimental-new-pass-manager -x ir %t1.bo -fthinlto-index=%t.thinlto.bc -fprofile-instrument-use-path=%t2.profdata -emit-obj -Wmisexpect 2>&1 | FileCheck %s -check-prefix=CHECK-WARNING | ||||
| // RUN: %clang -cc1 -O2 -fexperimental-new-pass-manager -x ir %t1.bo -fthinlto-index=%t.thinlto.bc -fprofile-instrument-use-path=%t2.profdata -emit-obj 2>&1 | FileCheck %s -allow-empty -check-prefix=CHECK-NOWARNING | // RUN: %clang_cc1 -O2 -fexperimental-new-pass-manager -x ir %t1.bo -fthinlto-index=%t.thinlto.bc -fprofile-instrument-use-path=%t2.profdata -emit-obj 2>&1 | FileCheck %s -allow-empty -check-prefix=CHECK-NOWARNING | ||||
| int sum; | int sum; | ||||
| __attribute__((noinline)) void bar() { | __attribute__((noinline)) void bar() { | ||||
| sum = 1234; | sum = 1234; | ||||
| } | } | ||||
| __attribute__((noinline)) void foo(int m) { | __attribute__((noinline)) void foo(int m) { | ||||
| if (__builtin_expect(m > 9, 1)) | if (__builtin_expect(m > 9, 1)) | ||||
| bar(); | bar(); | ||||
| } | } | ||||
| // CHECK-REMARK: remark: {{.*}}.c: | // CHECK-REMARK: remark: {{.*}}.c: | ||||
| // CHECK-WARNING: warning: Potential performance regression from use of __builtin_expect(): Annotation was correct on {{.*}}.c:{{[0-9]*}}:{{[0-9]*}}: 50.00% (12 / 24) of profiled executions. | // CHECK-WARNING: warning: Potential performance regression from use of __builtin_expect(): Annotation was correct on {{.*}}.c:{{[0-9]*}}:{{[0-9]*}}: 50.00% (12 / 24) of profiled executions. | ||||
| // CHECK-NOWARNING-NOT: warning: {{.*}}.c:{{[0-9]*}}:26: 50.00% (12 / 24) | // CHECK-NOWARNING-NOT: warning: {{.*}}.c:{{[0-9]*}}:26: 50.00% (12 / 24) | ||||