Fix illegal cross-type aliasing. Found by baldrick on a newer gcc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83401 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeffrey Yasskin 2009-10-06 19:06:16 +00:00
parent 60b35bd8ec
commit 0f2ba783d9

View File

@ -99,9 +99,8 @@ TEST(JIT, GlobalInFunction) {
// Get the pointer to the native code to force it to JIT the function and
// allocate space for the global.
void (*F1Ptr)();
// Hack to avoid ISO C++ warning about casting function pointers.
*(void**)(void*)&F1Ptr = JIT->getPointerToFunction(F1);
void (*F1Ptr)() =
reinterpret_cast<void(*)()>((intptr_t)JIT->getPointerToFunction(F1));
// Since F1 was codegen'd, a pointer to G should be available.
int32_t *GPtr = (int32_t*)JIT->getPointerToGlobalIfAvailable(G);
@ -115,9 +114,8 @@ TEST(JIT, GlobalInFunction) {
// Make a second function identical to the first, referring to the same
// global.
Function *F2 = makeReturnGlobal("F2", G, M);
// Hack to avoid ISO C++ warning about casting function pointers.
void (*F2Ptr)();
*(void**)(void*)&F2Ptr = JIT->getPointerToFunction(F2);
void (*F2Ptr)() =
reinterpret_cast<void(*)()>((intptr_t)JIT->getPointerToFunction(F2));
// F2() should increment G.
F2Ptr();