From d8f258e8e74b17d06ee7d94fc7c4dd3165819f0d Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Sat, 28 Nov 2015 20:07:28 -0800
Subject: be very careful when converting doubles to ints in asm2wasm
---
src/emscripten-optimizer/optimizer-shared.cpp | 6 ++++++
1 file changed, 6 insertions(+)
(limited to 'src/emscripten-optimizer/optimizer-shared.cpp')
diff --git a/src/emscripten-optimizer/optimizer-shared.cpp b/src/emscripten-optimizer/optimizer-shared.cpp
index 24c19cd79..6a8bbf9b5 100644
--- a/src/emscripten-optimizer/optimizer-shared.cpp
+++ b/src/emscripten-optimizer/optimizer-shared.cpp
@@ -19,6 +19,12 @@ bool isInteger32(double x) {
return isInteger(x) && (x == (int32_t)x || x == (uint32_t)x);
}
+int32_t toInteger32(double x) {
+ if (x == (int32_t)x) return (int32_t)x;
+ assert(x == (uint32_t)x);
+ return (uint32_t)x;
+}
+
int parseInt(const char *str) {
int ret = *str - '0';
while (*(++str)) {
--
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