From 7da733906454466f4ae22d1a1541ea152f5025db Mon Sep 17 00:00:00 2001
From: Chad Austin <chad@chadaustin.me>
Date: Tue, 29 Apr 2014 22:09:13 -0700
Subject: fix embind/asm.js in PRECISE_F32 mode

---
 src/embind/embind.js             | 11 +++++++++--
 system/include/emscripten/bind.h |  2 +-
 tests/test_core.py               |  1 -
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/embind/embind.js b/src/embind/embind.js
index bb979365..3eadb85f 100644
--- a/src/embind/embind.js
+++ b/src/embind/embind.js
@@ -723,9 +723,16 @@ function requireFunction(signature, rawFunction) {
         //   possibly allocate.
         var dc = asm['dynCall_' + signature];
         if (dc === undefined) {
-            throwBindingError("No dynCall invoker for signature: " + signature);
+            // We will always enter this branch if the signature
+            // contains 'f' and PRECISE_F32 is not enabled.
+            //
+            // Try again, replacing 'f' with 'd'.
+            dc = asm['dynCall_' + signature.replace(/f/g, 'd')];
+            if (dc === undefined) {
+                throwBindingError("No dynCall invoker for signature: " + signature);
+            }
         }
-        fp = asm['dynCall_' + signature].bind(undefined, rawFunction);
+        fp = dc.bind(undefined, rawFunction);
     } else {
         fp = FUNCTION_TABLE[rawFunction];
     }
diff --git a/system/include/emscripten/bind.h b/system/include/emscripten/bind.h
index 699e834b..eede0755 100644
--- a/system/include/emscripten/bind.h
+++ b/system/include/emscripten/bind.h
@@ -330,7 +330,7 @@ namespace emscripten {
         template<>
         struct SignatureCode<float> {
             static constexpr char get() {
-                return 'd';
+                return 'f';
             }
         };
 
diff --git a/tests/test_core.py b/tests/test_core.py
index d25a61be..1f698687 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -5657,7 +5657,6 @@ def process(filename):
 
   def test_embind_2(self):
     if self.emcc_args is None: return self.skip('requires emcc')
-    if self.run_name == 'asm2f': return self.skip('embind/asm.js not compatible with PRECISE_F32 because it changes signature strings')
     if self.run_name == 'slow2asm': return self.skip('embind/asm.js requires fastcomp')
     Building.COMPILER_TEST_OPTS += ['--bind', '--post-js', 'post.js']
     open('post.js', 'w').write('''
-- 
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