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16 lines
540 B
16 lines
540 B
4 months ago
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// RUN: %clang_cc1 -O3 -triple x86_64-apple-macosx10.10 -main-file-name c-unreachable-after-switch.c %s -o - -emit-llvm -fprofile-instrument=clang | FileCheck %s
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// CHECK: @[[C:__profc_foo]] = private global [3 x i64] zeroinitializer
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// CHECK-LABEL: @foo()
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// CHECK: store {{.*}} @[[C]], i64 0, i64 0
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void foo() {
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// CHECK: store {{.*}} @[[C]], i64 0, i64 2
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switch (0) {
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default:
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return;
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}
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// We shouldn't emit the unreachable counter. This used to crash in GlobalDCE.
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// CHECK-NOT: store {{.*}} @[[SWC]], i64 0, i64 1}
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}
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