Add -fno-jump-tables and-fjump-tables flags
Add no-jump-tables flag to disable use of jump tables when lowering
switch statements
Reviewers: echristo, hans
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D18407
llvm-svn: 265425
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 824ee72..6be2829 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -3891,6 +3891,10 @@
A->claim();
}
+ if (!Args.hasFlag(options::OPT_fjump_tables, options::OPT_fno_jump_tables,
+ true))
+ CmdArgs.push_back("-fno-jump-tables");
+
if (Arg *A = Args.getLastArg(options::OPT_mregparm_EQ)) {
CmdArgs.push_back("-mregparm");
CmdArgs.push_back(A->getValue());