blob: 60d1104f96679ef5d212db54c6c44c09af9be26b [file] [log] [blame]
// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
/* GCC Used to generate code that contained a branch to the entry node of
* the do_merge function. This is illegal LLVM code. To fix this, GCC now
* inserts an entry node regardless of whether or not it has to insert allocas.
struct edge_rec
struct VERTEX *v;
struct edge_rec *next;
int wasseen;
int more_data;
typedef struct edge_rec *QUAD_EDGE;
typedef struct {
QUAD_EDGE left, right;
struct EDGE_STACK {
int ptr;
QUAD_EDGE *elts;
int stack_size;
int do_merge(QUAD_EDGE ldo, QUAD_EDGE rdo) {
int lvalid;
QUAD_EDGE basel,rcand;
while (1) {
if (!lvalid) {
return (int)basel->next;