[C++] Do not escape ! in a shell script

1 files changed, 0 insertions, 1 deletions

diff --git a/ninja.cc b/ninja.cc
index 4e4c460..fc7771b 100644
--- a/ninja.cc
+++ b/ninja.cc
@@ -489,7 +489,6 @@ class NinjaGenerator {
           break;
         case '`':
         case '"':
-        case '!':
         case '\\':
           r += '\\';
           // fall through.