llvm-for-llvmta/tools/clang/test/CodeGen/PR2001-bitfield-reload.c

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2022-04-25 13:02:35 +02:00
// RUN: %clang_cc1 -triple i386-unknown-unknown -O3 -emit-llvm -o - %s | FileCheck %s
// PR2001
/* Test that the result of the assignment properly uses the value *in
the bitfield* as opposed to the RHS. */
static int foo(int i) {
struct {
int f0 : 2;
} x;
return (x.f0 = i);
}
int bar() {
// CHECK: ret i32 1
return foo(-5) == -1;
}