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
36 lines
871 B
Plaintext
36 lines
871 B
Plaintext
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fblocks -fobjc-arc -o - %s | FileCheck %s
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// CHECK-LABEL: define{{.*}} %struct.S1* @_Z4foo1i(
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// CHECK: %[[CALL:[a-z0-9]+]] = call noundef %struct.S1* @_Z4foo0i
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// CHECK: ret %struct.S1* %[[CALL]]
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// CHECK-LABEL: define{{.*}} %struct.S1* @_ZN2S22m1Ev(
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// CHECK: %[[CALL:[a-z0-9]+]] = call noundef %struct.S1* @_Z4foo0i
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// CHECK: ret %struct.S1* %[[CALL]]
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// CHECK-LABEL: define internal noundef %struct.S1* @Block1_block_invoke(
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// CHECK: %[[CALL:[a-z0-9]+]] = call noundef %struct.S1* @_Z4foo0i
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// CHECK: ret %struct.S1* %[[CALL]]
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struct S1;
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typedef __attribute__((NSObject)) struct __attribute__((objc_bridge(id))) S1 * S1Ref;
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S1Ref foo0(int);
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struct S2 {
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S1Ref m1();
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};
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S1Ref foo1(int a) {
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return foo0(a);
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}
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S1Ref S2::m1() {
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return foo0(0);
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}
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S1Ref (^Block1)(void) = ^{
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return foo0(0);
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};
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