forked from OSchip/llvm-project
30 lines
815 B
C++
30 lines
815 B
C++
// RUN: %clang_cc1 -emit-llvm -triple=armv7-apple-darwin -std=c++11 %s -o - -O1 \
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// RUN: | FileCheck %s
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// RUN: %clang_cc1 -emit-llvm -triple=armv7-apple-darwin -std=c++11 %s -o - -O1 \
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// RUN: -discard-value-names | FileCheck %s --check-prefix=DISCARDVALUE
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extern "C" void branch();
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bool test(bool pred) {
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// DISCARDVALUE: br i1 %0, label %2, label %3
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// CHECK: br i1 %pred, label %if.then, label %if.end
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if (pred) {
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// DISCARDVALUE: ; <label>:2:
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// DISCARDVALUE-NEXT: tail call void @branch()
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// DISCARDVALUE-NEXT: br label %3
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// CHECK: if.then:
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// CHECK-NEXT: tail call void @branch()
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// CHECK-NEXT: br label %if.end
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branch();
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}
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// DISCARDVALUE: ; <label>:3:
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// DISCARDVALUE-NEXT: ret i1 %0
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// CHECK: if.end:
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// CHECK-NEXT: ret i1 %pred
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return pred;
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}
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