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Merge pull request #2866 from jurriaan/fix-crash

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Fix segfault found using afl-fuzz
This commit is contained in:
Yukihiro "Matz" Matsumoto
2015-06-29 10:27:09 +09:00
parent 96d6e45acd a41f5eb23f
commit b0ec992d41
1 changed files with 6 additions and 2 deletions
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mrbgems/mruby-compiler/core/codegen.c
+6 -2
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@@ -2652,13 +2652,17 @@ loop_break(codegen_scope *s, node *tree)
}
loop = s->loop;
while (loop->type == LOOP_BEGIN) {
while (loop && loop->type == LOOP_BEGIN) {
genop_peep(s, MKOP_A(OP_POPERR, 1), NOVAL);
loop = loop->prev;
}
while (loop->type == LOOP_RESCUE) {
while (loop && loop->type == LOOP_RESCUE) {
loop = loop->prev;
}
if (!loop) {
codegen_error(s, "unexpected break");
}
if (loop->type == LOOP_NORMAL) {
int tmp;