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33 lines
1.1 KiB
33 lines
1.1 KiB
4 months ago
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; Test that when a pass like correlated-propagation populates an analysis such
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; as LVI with references back into the IR of a function that the inliner will
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; delete, this doesn't crash or go awry despite the inliner clearing the analyses
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; separately from when it deletes the function.
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;
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; RUN: opt -debug-pass-manager -S < %s 2>&1 \
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; RUN: -passes='cgscc(inline,function(correlated-propagation))' \
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; RUN: | FileCheck %s
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;
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; CHECK-LABEL: Starting llvm::Module pass manager run.
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; CHECK: Running pass: InlinerPass on (callee)
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; CHECK: Running pass: CorrelatedValuePropagationPass on callee
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; CHECK: Running analysis: LazyValueAnalysis
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; CHECK: Running pass: InlinerPass on (caller)
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; CHECK: Clearing all analysis results for: callee
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; CHECK: Running pass: CorrelatedValuePropagationPass on caller
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; CHECK: Running analysis: LazyValueAnalysis
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define internal i32 @callee(i32 %x) {
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; CHECK-NOT: @callee
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entry:
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ret i32 %x
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}
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define i32 @caller(i32 %x) {
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; CHECK-LABEL: define i32 @caller
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entry:
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%call = call i32 @callee(i32 %x)
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; CHECK-NOT: call
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ret i32 %call
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; CHECK: ret i32 %x
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}
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