| ; REQUIRES: x86 |
| |
| ; RUN: rm -rf %t && split-file %s %t |
| ; RUN: llvm-as %t/a.ll -o %t/a.o |
| ; RUN: llvm-profdata merge %t/cs.proftext -o %t/cs.profdata |
| |
| ;; Ensure lld generates warnings for profile cfg mismatch. |
| ; RUN: not %lld -dylib --cs-profile-path=%t/cs.profdata %t/a.o -o /dev/null 2>&1 | FileCheck %s |
| ; RUN: not %lld -dylib --cs-profile-path=%t/cs.profdata --pgo-warn-mismatch %t/a.o -o /dev/null 2>&1 | FileCheck %s |
| |
| ;; Ensure lld will not generate warnings for profile cfg mismatch. |
| ; RUN: %lld -dylib --cs-profile-path=%t/cs.profdata --no-pgo-warn-mismatch %t/a.o -o /dev/null |
| |
| ; CHECK: function control flow change detected (hash mismatch) foo Hash = [[#]] |
| |
| ;--- a.ll |
| target triple = "x86_64-apple-darwin" |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define i32 @foo() { |
| entry: |
| ret i32 0 |
| } |
| |
| ;--- cs.proftext |
| :csir |
| foo |
| # Func Hash: |
| 2277602155505015273 |
| # Num Counters: |
| 2 |
| # Counter Values: |
| 1 |
| 0 |
