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| author | Douglas Gregor <dgregor@apple.com> | 2010-05-15 16:39:56 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2010-05-15 16:39:56 +0000 |
| commit | 170125648cd344b49bbf98f63757d263f5f95646 (patch) | |
| tree | d39919034c4a2cf431d19a0971f27bab389b9bd5 /clang/test/CodeGenCXX/nrvo.cpp | |
| parent | 8b07ec253d4042f824dccec711e17fb6d92bed5e (diff) | |
| download | bcm5719-llvm-170125648cd344b49bbf98f63757d263f5f95646.tar.gz bcm5719-llvm-170125648cd344b49bbf98f63757d263f5f95646.zip | |
When applying the named return value optimization, we still need to
destroy the variable along the exceptional edge; it's only during
normal execution that we avoid destroying this variable.
llvm-svn: 103872
Diffstat (limited to 'clang/test/CodeGenCXX/nrvo.cpp')
| -rw-r--r-- | clang/test/CodeGenCXX/nrvo.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/nrvo.cpp b/clang/test/CodeGenCXX/nrvo.cpp index 7b4f20398d8..92b41036027 100644 --- a/clang/test/CodeGenCXX/nrvo.cpp +++ b/clang/test/CodeGenCXX/nrvo.cpp @@ -1,4 +1,5 @@ // RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s +// RUN: %clang_cc1 -emit-llvm -fexceptions -o - %s | FileCheck --check-prefix=CHECK-EH %s // Test code generation for the named return value optimization. class X { @@ -9,11 +10,15 @@ public: }; // CHECK: define void @_Z5test0v +// CHECK-EH: define void @_Z5test0v X test0() { X x; // CHECK-NOT: call void @_ZN1XD1Ev // CHECK: ret void + // CHECK-EH: ret void return x; + // CHECK-EH: ehcleanup: + // CHECK-EH: invoke void @_ZN1XD1Ev } // CHECK: define void @_Z5test1b( @@ -25,9 +30,12 @@ X test1(bool B) { if (B) return (x); return x; + // CHECK-EH: ehcleanup: + // CHECK-EH: invoke void @_ZN1XD1Ev } // CHECK: define void @_Z5test2b +// CHECK-EH: define void @_Z5test2b X test2(bool B) { // No NRVO // CHECK: call void @_ZN1XC1Ev @@ -35,13 +43,18 @@ X test2(bool B) { // CHECK: call void @_ZN1XC1Ev X y; // CHECK: call void @_ZN1XC1ERKS_ + // CHECK-EH: invoke void @_ZN1XC1ERKS_ if (B) return y; // CHECK: call void @_ZN1XC1ERKS_ + // CHECK-EH: invoke void @_ZN1XC1ERKS_ return x; // CHECK: call void @_ZN1XD1Ev // CHECK: call void @_ZN1XD1Ev // CHECK: ret void + // CHECK-EH: ehcleanup: + // CHECK-EH: invoke void @_ZN1XD1Ev + // CHECK-EH: invoke void @_ZN1XD1Ev } X test3(bool B) { |
