Don't add -fno-spell-checking in libclang if a spell-checking-related argument is already in the command-line arguments
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@115420 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index 04d0bc5..4f551b4 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -2042,9 +2042,17 @@
// (often very broken) source code, where spell-checking can have a
// significant negative impact on performance (particularly when
// precompiled headers are involved), we disable it by default.
- // Note that we place this argument early in the list, so that it can be
- // overridden by the caller with "-fspell-checking".
- Args.push_back("-fno-spell-checking");
+ // Only do this if we haven't found a spell-checking-related argument.
+ bool FoundSpellCheckingArgument = false;
+ for (int I = 0; I != num_command_line_args; ++I) {
+ if (strcmp(command_line_args[I], "-fno-spell-checking") == 0 ||
+ strcmp(command_line_args[I], "-fspell-checking") == 0) {
+ FoundSpellCheckingArgument = true;
+ break;
+ }
+ }
+ if (!FoundSpellCheckingArgument)
+ Args.push_back("-fno-spell-checking");
Args.insert(Args.end(), command_line_args,
command_line_args + num_command_line_args);