diff --git a/ChangeLog b/ChangeLog
index 4504d6e9031da090665e06097c0d61e96dfdd4ff..25c732b7a4df1e40e6163f512101b35df7823b6b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2012-05-03  Olivier Hainque  <hainque@adacore.com>
+
+	* config/mh-ppc-aix (LDFLAGS): Quote $(CC).
+
 2012-05-01  Richard Henderson  <rth@redhat.com>
 
 	* Makefile.def (libatomic): New target_module.
diff --git a/config/mh-ppc-aix b/config/mh-ppc-aix
index 4a97d81729808c2cdf148a39e5d6fe00776c559b..a866f7fef81a87e8c75f89b73402e1072ee32a13 100644
--- a/config/mh-ppc-aix
+++ b/config/mh-ppc-aix
@@ -5,4 +5,4 @@
 # don't do it any more.
 BOOT_ADAFLAGS = -gnatapg
 BOOT_LDFLAGS = -Wl,-bbigtoc
-LDFLAGS = `case $(CC) in *gcc*) echo -Wl,-bbigtoc ;; esac;`
+LDFLAGS = `case '$(CC)' in *gcc*) echo -Wl,-bbigtoc ;; esac;`