Fixes typo in hex number parsing in asm2wasm. (#362)

Fixes #352

6 files changed, 41 insertions, 1 deletions

diff --git a/src/emscripten-optimizer/parser.h b/src/emscripten-optimizer/parser.h
index 367c831e2..9429ff87f 100644
--- a/src/emscripten-optimizer/parser.h
+++ b/src/emscripten-optimizer/parser.h
@@ -237,7 +237,7 @@ class Parser {
           while (1) {
             if (*src >= '0' && *src <= '9') { num *= 16; num += *src - '0'; }
             else if (*src >= 'a' && *src <= 'f') { num *= 16; num += *src - 'a' + 10; }
-            else if (*src >= 'A' && *src <= 'F') { num *= 16; num += *src - 'F' + 10; }
+            else if (*src >= 'A' && *src <= 'F') { num *= 16; num += *src - 'A' + 10; }
             else break;
             src++;
           }
diff --git a/test/unit.asm.js b/test/unit.asm.js
index cd432da5c..df731148a 100644
--- a/test/unit.asm.js
+++ b/test/unit.asm.js
@@ -52,6 +52,10 @@ function asm(global, env, buffer) {
     var x = 0;
     return !x;
   }
+  function hexLiterals() {
+    var i = 0;
+    i = 0x0 + 0x12ABCdef + 0xFEDcba90;
+  }
   function conversions() {
     var i = 0, d = 0.0, f = Math_fround(0);
     i = ~~d;
diff --git a/test/unit.fromasm b/test/unit.fromasm
index d426f377d..b54b4564c 100644
--- a/test/unit.fromasm
+++ b/test/unit.fromasm
@@ -119,6 +119,15 @@
       )
     )
   )
+  (func $hexLiterals
+    (i32.add
+      (i32.add
+        (i32.const 0)
+        (i32.const 313249263)
+      )
+      (i32.const -19088752)
+    )
+  )
   (func $conversions
     (local $i i32)
     (local $d f64)
diff --git a/test/unit.fromasm.imprecise b/test/unit.fromasm.imprecise
index 613180bbd..ae9b4d70c 100644
--- a/test/unit.fromasm.imprecise
+++ b/test/unit.fromasm.imprecise
@@ -117,6 +117,15 @@
       )
     )
   )
+  (func $hexLiterals
+    (i32.add
+      (i32.add
+        (i32.const 0)
+        (i32.const 313249263)
+      )
+      (i32.const -19088752)
+    )
+  )
   (func $conversions
     (local $i i32)
     (local $d f64)
diff --git a/test/unit.wast b/test/unit.wast
index 164c6c651..6c37dd9f3 100644
--- a/test/unit.wast
+++ b/test/unit.wast
@@ -134,6 +134,15 @@
       (i32.const 0)
     )
   )
+  (func $hexLiterals
+    (i32.add
+      (i32.add
+        (i32.const 0)
+        (i32.const 313249263)
+      )
+      (i32.const -19088752)
+    )
+  )
   (func $conversions
     (local $i i32)
     (local $d f64)
diff --git a/test/unit.wast.fromBinary b/test/unit.wast.fromBinary
index b399d35ff..e99eb1309 100644
--- a/test/unit.wast.fromBinary
+++ b/test/unit.wast.fromBinary
@@ -137,6 +137,15 @@
       (i32.const 0)
     )
   )
+  (func $hexLiterals (type $1)
+    (i32.add
+      (i32.add
+        (i32.const 0)
+        (i32.const 313249263)
+      )
+      (i32.const -19088752)
+    )
+  )
   (func $conversions (type $1)
     (local $var$0 i32)
     (local $var$1 f64)