forked from OSchip/llvm-project
15 lines
544 B
C++
15 lines
544 B
C++
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// RUN: %clang_cc1 -x c++-header -emit-pch -O1 -fblocks -fno-escaping-block-tail-calls -o %t %S/no-escaping-block-tail-calls.h
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// RUN: %clang_cc1 -include-pch %t -emit-llvm -O1 -fblocks -fno-escaping-block-tail-calls -o - %s | FileCheck %s
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// Check that -fno-escaping-block-tail-calls doesn't disable tail-call
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// optimization if the block is non-escaping.
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// CHECK-LABEL: define internal i32 @___ZN1S1mEv_block_invoke(
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// CHECK: %[[CALL:.*]] = tail call i32 @_ZN1S3fooER2S0(
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// CHECK-NEXT: ret i32 %[[CALL]]
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void test() {
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S s;
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s.m();
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}
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