forked from OSchip/llvm-project
139 lines
3.3 KiB
C++
139 lines
3.3 KiB
C++
// RUN: %clang_cc1 -emit-llvm -o - %s -triple x86_64-linux | FileCheck %s
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struct A {
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A();
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A(const A &);
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~A();
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operator bool();
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void *data;
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};
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A make();
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bool cond();
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void f(int);
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// PR49585: Ensure that 'continue' performs the proper cleanups in the presence
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// of a for loop condition variable.
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//
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// CHECK: define {{.*}} void @_Z7PR49585v(
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void PR49585() {
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for (
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// CHECK: call void @_Z1fi(i32 1)
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// CHECK: br label %[[for_cond:.*]]
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f(1);
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// CHECK: [[for_cond]]:
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// CHECK: call {{.*}} @_Z4makev(
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// CHECK: call {{.*}} @_ZN1AcvbEv(
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// CHECK: br i1 {{.*}}, label %[[for_body:.*]], label %[[for_cond_cleanup:.*]]
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A a = make();
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// CHECK: [[for_cond_cleanup]]:
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// CHECK: store
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// CHECK: br label %[[cleanup:.*]]
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f(2)) {
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// CHECK: [[for_body]]:
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// CHECK: call {{.*}} @_Z4condv(
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// CHECK: br i1 {{.*}}, label %[[if_then:.*]], label %[[if_end:.*]]
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if (cond()) {
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// CHECK: [[if_then]]:
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// CHECK: call {{.*}} @_Z1fi(i32 3)
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// CHECK: br label %[[for_inc:.*]]
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f(3);
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continue;
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}
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// CHECK: [[if_end]]:
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// CHECK: call {{.*}} @_Z1fi(i32 4)
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// CHECK: br label %[[for_inc]]
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f(4);
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}
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// CHECK: [[for_inc]]:
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// CHECK: call void @_Z1fi(i32 2)
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// CHECK: store
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// CHECK: br label %[[cleanup]]
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// CHECK: [[cleanup]]:
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// CHECK: call void @_ZN1AD1Ev(
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// CHECK: load
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// CHECK: switch {{.*}} label
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// CHECK-NEXT: label %[[cleanup_cont:.*]]
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// CHECK-NEXT: label %[[for_end:.*]]
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// CHECK: [[cleanup_cont]]:
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// CHECK: br label %[[for_cond]]
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// CHECK [[for_end]]:
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// CHECK: ret void
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}
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// CHECK: define {{.*}} void @_Z13PR49585_breakv(
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void PR49585_break() {
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for (
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// CHECK: call void @_Z1fi(i32 1)
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// CHECK: br label %[[for_cond:.*]]
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f(1);
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// CHECK: [[for_cond]]:
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// CHECK: call {{.*}} @_Z4makev(
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// CHECK: call {{.*}} @_ZN1AcvbEv(
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// CHECK: br i1 {{.*}}, label %[[for_body:.*]], label %[[for_cond_cleanup:.*]]
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A a = make();
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// CHECK: [[for_cond_cleanup]]:
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// CHECK: store
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// CHECK: br label %[[cleanup:.*]]
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f(2)) {
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// CHECK: [[for_body]]:
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// CHECK: call {{.*}} @_Z4condv(
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// CHECK: br i1 {{.*}}, label %[[if_then:.*]], label %[[if_end:.*]]
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if (cond()) {
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// CHECK: [[if_then]]:
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// CHECK: call {{.*}} @_Z1fi(i32 3)
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// CHECK: store
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// CHECK: br label %[[cleanup:.*]]
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f(3);
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break;
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}
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// CHECK: [[if_end]]:
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// CHECK: call {{.*}} @_Z1fi(i32 4)
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// CHECK: br label %[[for_inc]]
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f(4);
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}
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// CHECK: [[for_inc]]:
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// CHECK: call void @_Z1fi(i32 2)
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// CHECK: store
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// CHECK: br label %[[cleanup]]
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// CHECK: [[cleanup]]:
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// CHECK: call void @_ZN1AD1Ev(
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// CHECK: load
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// CHECK: switch {{.*}} label
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// CHECK-NEXT: label %[[cleanup_cont:.*]]
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// CHECK-NEXT: label %[[for_end:.*]]
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// CHECK: [[cleanup_cont]]:
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// CHECK: br label %[[for_cond]]
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// CHECK [[for_end]]:
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// CHECK: ret void
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}
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// CHECK: define {{.*}} void @_Z16incless_for_loopv(
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void incless_for_loop() {
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// CHECK: br label %[[for_cond:.*]]
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// CHECK: [[for_cond]]:
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// CHECK: br i1 {{.*}}, label %[[for_body:.*]], label %[[for_end:.*]]
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// CHECK: [[for_body]]:
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// CHECK: br label %[[for_cond]]
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// CHECK: [[for_end]]:
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// CHECK: ret void
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// CHECK: }
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for (; int b = 0;) continue;
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}
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