superenv: filter flags for older GCCs

Fixes mistydemeo/tigerbrew#371. Fixes Homebrew/homebrew#47949.
2016-01-11 22:23:33 -04:00 · 2016-01-11 22:23:33 -04:00 · 256aea180a
commit 256aea180a
parent 9810c2a412
1 changed files with 3 additions and 0 deletions
--- a/Library/ENV/4.3/cc
+++ b/Library/ENV/4.3/cc
@ -149,6 +149,9 @@ class Cmd
      "-fuse-linker-plugin"
      # clang doesn't support these flags
      args << arg unless tool =~ /^clang/
+    when "-Wno-deprecated-register"
+      # older gccs don't support these flags
+      args << arg unless tool =~ /^gcc-4.[02]/
    when /^-W[alp],/, /^-Wno-/
      args << arg
    when /^-W.*/