94473f4db6
Generate nuw GEPs for struct member accesses, as inbounds + non-negative implies nuw. Regression tests are updated using update scripts where possible, and by find + replace where not.
15 lines
438 B
C
15 lines
438 B
C
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - | FileCheck %s
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struct Bar {
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float f1;
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float f2;
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unsigned u;
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};
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struct Bar foo(__builtin_va_list ap) {
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return __builtin_va_arg(ap, struct Bar);
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// CHECK: [[FPOP:%.*]] = getelementptr inbounds nuw %struct.__va_list_tag, ptr {{.*}}, i32 0, i32 1
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// CHECK: [[FPO:%.*]] = load i32, ptr [[FPOP]]
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// CHECK: [[FPVEC:%.*]] = getelementptr i8, ptr {{.*}}, i32 [[FPO]]
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}
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