llvm-project/clang/test/CodeGenCXX/cfi-vcall-no-trap.cpp
Peter Collingbourne 396943a75b Re-apply r309622 with a fix for MSVC.
Patch by Vlad Tsyrklevich!

llvm-svn: 309635
2017-07-31 22:35:33 +00:00

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582 B
C++

// Only output llvm.assume(llvm.type.test()) if cfi-vcall is disabled and whole-program-vtables is enabled
// RUN: %clang_cc1 -flto -fvisibility hidden -fsanitize=cfi-vcall -fwhole-program-vtables -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=CFI %s
// RUN: %clang_cc1 -flto -fvisibility hidden -fwhole-program-vtables -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=NOCFI %s
struct S1 {
virtual void f();
};
// CHECK: define{{.*}}s1f
// CHECK: llvm.type.test
// CFI-NOT: llvm.assume
// NOCFI: llvm.assume
void s1f(S1 *s1) {
s1->f();
}