diff options
Diffstat (limited to 'clang/test/CodeGenCXX/conditional-temporaries.cpp')
-rw-r--r-- | clang/test/CodeGenCXX/conditional-temporaries.cpp | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/conditional-temporaries.cpp b/clang/test/CodeGenCXX/conditional-temporaries.cpp new file mode 100644 index 0000000..d538287 --- /dev/null +++ b/clang/test/CodeGenCXX/conditional-temporaries.cpp @@ -0,0 +1,55 @@ +// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin9 -O3 | FileCheck %s + +namespace { + +static int ctorcalls; +static int dtorcalls; + +struct A { + A() : i(0) { ctorcalls++; } + ~A() { dtorcalls++; } + int i; + + friend const A& operator<<(const A& a, int n) { + return a; + } +}; + +void g(int) { } +void g(const A&) { } + +void f1(bool b) { + g(b ? A().i : 0); + g(b || A().i); + g(b && A().i); + g(b ? A() << 1 : A() << 2); +} + +struct Checker { + Checker() { + f1(true); + f1(false); + } +}; + +Checker c; + +} + +// CHECK: define i32 @_Z12getCtorCallsv() +int getCtorCalls() { + // CHECK: ret i32 5 + return ctorcalls; +} + +// CHECK: define i32 @_Z12getDtorCallsv() +int getDtorCalls() { + // CHECK: ret i32 5 + return dtorcalls; +} + +// CHECK: define zeroext i1 @_Z7successv() +bool success() { + // CHECK: ret i1 true + return ctorcalls == dtorcalls; +} |