mark UTF_STRING_SUPPORT as an unsafe but useful opt, in -O3

3 files changed, 3 insertions, 1 deletions

diff --git a/emcc b/emcc
index 488f0788..677431b5 100755
--- a/emcc
+++ b/emcc
@@ -191,6 +191,7 @@ Options that are modified or new in %s include:
 
                               -s DOUBLE_MODE=0
                               -s PRECISE_I64_MATH=0
+                              -s UTF_STRING_SUPPORT=0
                               --closure 1
                               --llvm-lto 1
 
diff --git a/src/library.js b/src/library.js
index 45187d8d..18f4702c 100644
--- a/src/library.js
+++ b/src/library.js
@@ -2638,7 +2638,7 @@ LibraryManager.library = {
     }
     return fields;
   },
-  // Performs prtinf-style formatting.
+  // Performs printf-style formatting.
   //   format: A pointer to the format string.
   //   varargs: A pointer to the start of the arguments list.
   // Returns the resulting string string as a character array.
diff --git a/tools/shared.py b/tools/shared.py
index 81a8e053..7fc0421a 100644
--- a/tools/shared.py
+++ b/tools/shared.py
@@ -555,6 +555,7 @@ class Settings:
           # Aside from these, -O3 also runs closure compiler and llvm lto
           Settings.DOUBLE_MODE = 0
           Settings.PRECISE_I64_MATH = 0
+          Settings.UTF_STRING_SUPPORT = 0
           if noisy: print >> sys.stderr, 'Warning: Applying some potentially unsafe optimizations! (Use -O2 if this fails.)'
 
     global Settings