freebsd-nq/test/CodeGen/2008-07-31-promotion-of-compound-pointer-arithmetic.c
2009-06-02 17:58:47 +00:00

26 lines
441 B
C

// RUN: clang-cc -triple i386-unknown-unknown -emit-llvm-bc -o - %s | opt -std-compile-opts | llvm-dis | grep "ret i32 1" | count 3
// <rdr://6115726>
int f0() {
int x;
unsigned short n = 1;
int *a = &x;
int *b = &x;
a = a - n;
b -= n;
return a == b;
}
int f1(int *a) {
long b = a - (int*) 1;
a -= (int*) 1;
return b == (long) a;
}
int f2(long n) {
int *b = n + (int*) 1;
n += (int*) 1;
return b == (int*) n;
}