1 files changed, 5 insertions, 1 deletions
diff --git a/src/3rdparty/angle/src/compiler/preprocessor/Input.h b/src/3rdparty/angle/src/compiler/preprocessor/Input.h
index e951cb4d5f..a1de7ddd86 100644
--- a/src/3rdparty/angle/src/compiler/preprocessor/Input.h
+++ b/src/3rdparty/angle/src/compiler/preprocessor/Input.h
@@ -33,7 +33,7 @@ class Input
         return mLength[index];
     }
 
-    size_t read(char *buf, size_t maxSize);
+    size_t read(char *buf, size_t maxSize, int *lineNo);
 
     struct Location
     {
@@ -49,6 +49,10 @@ class Input
     const Location &readLoc() const { return mReadLoc; }
 
   private:
+    // Skip a character and return the next character after the one that was skipped.
+    // Return nullptr if data runs out.
+    const char *skipChar();
+
     // Input.
     size_t mCount;
     const char * const *mString;