Filter a few more options not recognized by gcc. <rdar://problem/10814020>
These are new options that gcc doesn't recognize so the clang driver needs
to remove them when it falls back to invoking gcc.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149951 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index ef065e8..714a21a 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -3003,13 +3003,27 @@
StringRef Option = *it;
bool RemoveOption = false;
- // Remove -faltivec
- if (Option.equals("-faltivec")) {
- it = CmdArgs.erase(it);
+ // Erase both -fmodule-cache-path and its argument.
+ if (Option.equals("-fmodule-cache-path") && it+2 != ie) {
+ it = CmdArgs.erase(it, it+2);
ie = CmdArgs.end();
continue;
}
+ // Remove unsupported -f options.
+ if (Option.startswith("-f")) {
+ // Remove -f/-fno- to reduce the number of cases.
+ if (Option.startswith("-fno-"))
+ Option = Option.substr(5);
+ else
+ Option = Option.substr(2);
+ RemoveOption = llvm::StringSwitch<bool>(Option)
+ .Case("altivec", true)
+ .Case("modules", true)
+ .Case("diagnostics-show-note-include-stack", true)
+ .Default(false);
+ }
+
// Handle machine specific options.
if (Option.startswith("-m")) {
RemoveOption = llvm::StringSwitch<bool>(Option)