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38 lines
719 B
C
38 lines
719 B
C
// RUN: %llvmgcc -S %s -o - | llvm-as -o /dev/null
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/* GCC Used to generate code that contained a branch to the entry node of
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* the do_merge function. This is illegal LLVM code. To fix this, GCC now
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* inserts an entry node regardless of whether or not it has to insert allocas.
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*/
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struct edge_rec
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{
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struct VERTEX *v;
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struct edge_rec *next;
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int wasseen;
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int more_data;
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};
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typedef struct edge_rec *QUAD_EDGE;
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typedef struct {
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QUAD_EDGE left, right;
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} EDGE_PAIR;
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struct EDGE_STACK {
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int ptr;
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QUAD_EDGE *elts;
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int stack_size;
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};
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int do_merge(QUAD_EDGE ldo, QUAD_EDGE rdo) {
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int lvalid;
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QUAD_EDGE basel,rcand;
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while (1) {
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if (!lvalid) {
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return (int)basel->next;
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}
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}
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}
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