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