llvm/test/CFrontend/2007-05-29-UnionCopy.c
Chris Lattner ad5ace4038 new testcase for PR1421
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37356 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 05:37:18 +00:00

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229 B
C

// RUN: %llvmgcc -S -o - -emit-llvm %s | grep memcpy
// PR1421
struct A {
char c;
int i;
};
struct B {
int c;
unsigned char x;
};
union U { struct A a; struct B b; };
void check(union U *u, union U *v) {
*u = *v;
}