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-rw-r--r--src/cmd/gc/pgen.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/cmd/gc/pgen.c b/src/cmd/gc/pgen.c
index 8e65ba22d..f2b75d61b 100644
--- a/src/cmd/gc/pgen.c
+++ b/src/cmd/gc/pgen.c
@@ -124,7 +124,7 @@ compile(Node *fn)
print("allocauto: %lld to %lld\n", oldstksize, (vlong)stksize);
setlineno(curfn);
- if(stksize+maxarg > (1ULL<<31))
+ if((int64)stksize+maxarg > (1ULL<<31))
yyerror("stack frame too large (>2GB)");
defframe(ptxt);