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Unverified Commit 7552b932 authored by Yukihiro "Matz" Matsumoto's avatar Yukihiro "Matz" Matsumoto
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codegen.c: avoid integer overflow.

parent 28c4f2f6
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mrbgems/mruby-compiler/core/codegen.c
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...@@ -1128,6 +1128,7 @@ gen_uniop(codegen_scope *s, mrb_sym sym, uint16_t dst) ...@@ -1128,6 +1128,7 @@ gen_uniop(codegen_scope *s, mrb_sym sym, uint16_t dst)
/* unary plus does nothing */ /* unary plus does nothing */
} }
else if (sym == MRB_OPSYM_2(s->mrb, minus)) { else if (sym == MRB_OPSYM_2(s->mrb, minus)) {
if (n == MRB_INT_MIN) return FALSE;
n = -n; n = -n;
} }
else if (sym == MRB_OPSYM_2(s->mrb, neg)) { else if (sym == MRB_OPSYM_2(s->mrb, neg)) {
......
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