1b1c8d83d3
Turning on `enable_noundef_analysis` flag allows better codegen by removing freeze instructions. I modified clang by renaming `enable_noundef_analysis` flag to `disable-noundef-analysis` and turning it off by default. Test updates are made as a separate patch: D108453 Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D105169
20 lines
422 B
Plaintext
20 lines
422 B
Plaintext
// RUN: %clang_cc1 -triple x86_64 -emit-llvm -o - %s | FileCheck %s
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@protocol P1 @end
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@interface NSOperationQueue
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{
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char ch[64];
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double d;
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}
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@end
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NSOperationQueue &f();
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NSOperationQueue<P1> &f1();
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void call_once() {
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f();
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f1();
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}
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// CHECK: call noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0* @_Z1fv()
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// CHECK: call noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0* @_Z2f1v()
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