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
27 lines
718 B
C
27 lines
718 B
C
// RUN: %clang_cc1 -triple x86_64-darwin-apple -emit-llvm %s -o - | FileCheck %s
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// PR6695
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// CHECK: define{{.*}} void @test0(i32* noundef %{{.*}}, i32 noundef %{{.*}})
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void test0(int *x, int y) {
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}
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// CHECK: define{{.*}} void @test1(i32* noalias noundef %{{.*}}, i32 noundef %{{.*}})
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void test1(int * restrict x, int y) {
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}
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// CHECK: define{{.*}} void @test2(i32* noundef %{{.*}}, i32* noalias noundef %{{.*}})
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void test2(int *x, int * restrict y) {
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}
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typedef int * restrict rp;
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// CHECK: define{{.*}} void @test3(i32* noalias noundef %{{.*}}, i32 noundef %{{.*}})
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void test3(rp x, int y) {
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}
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// CHECK: define{{.*}} void @test4(i32* noundef %{{.*}}, i32* noalias noundef %{{.*}})
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void test4(int *x, rp y) {
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}
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