-fdebug-prefix-map is supported in clang 3.8 and newer

It's not documented until newer versions of clang, but support was
added in 3.8: https://reviews.llvm.org/rL250094

diff --git a/test.sh b/test.sh
index 28dbc57e782fd4ed28120a09e2bf02c91b08a46a..b2d6bf9f007ae29c3ea5121904a861b100894e86 100755 (executable)
--- a/test.sh
+++ b/test.sh
@@ -1257,7 +1257,7 @@ EOF
 # =============================================================================
 
 SUITE_debug_prefix_map_PROBE() {
-    if ! $COMPILER_TYPE_GCC || $COMPILER_USES_MINGW; then
+    if $COMPILER_USES_MINGW; then
         echo "-fdebug-prefix-map not supported by compiler"
     fi
 }