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
15 lines
713 B
Matlab
15 lines
713 B
Matlab
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fdebugger-support %s -emit-llvm -o - | FileCheck %s
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// rdar://problem/9416370
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void test0(id x) {
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struct A { int w, x, y, z; };
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struct A result = (struct A) [x makeStruct];
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// CHECK: define{{.*}} void @test0(
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// CHECK: [[X:%.*]] = alloca i8*, align 8
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// CHECK-NEXT: [[RESULT:%.*]] = alloca [[A:%.*]], align 4
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// CHECK-NEXT: store i8* {{%.*}}, i8** [[X]],
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// CHECK-NEXT: [[T0:%.*]] = load i8*, i8** [[X]],
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// CHECK-NEXT: [[T1:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_
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// CHECK-NEXT: [[T2:%.*]] = call { i64, i64 } bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to { i64, i64 } (i8*, i8*)*)(i8* noundef [[T0]], i8* noundef [[T1]])
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}
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