make/lib/LibCommon.gmk

rev 52667 : 8214063: OpenJDK will not build on AIX while using the xlc 13.1 compiler
Reviewed-by: simonis

@@ -36,11 +36,11 @@
 # Tell the compiler not to export any functions unless declared so in
 # the source code. On Windows, this is the default and cannot be changed.
 # On Mac, we have always exported all symbols, probably due to oversight
 # and/or misunderstanding. To emulate this, don't hide any symbols
 # by default.
-# On AIX/xlc we need at least xlc 13.1 for the symbol hiding
+# On AIX/xlc we need at least xlc 13.1 for the symbol hiding (see JDK-8214063)
 # Also provide an override for non-conformant libraries.
 ifeq ($(TOOLCHAIN_TYPE), gcc)
   CFLAGS_JDKLIB += -fvisibility=hidden
   CXXFLAGS_JDKLIB += -fvisibility=hidden
   LDFLAGS_JDKLIB += -Wl,--exclude-libs,ALL

@@ -51,16 +51,10 @@
   EXPORT_ALL_SYMBOLS := -fvisibility=default
 else ifeq ($(TOOLCHAIN_TYPE), solstudio)
   CFLAGS_JDKLIB += -xldscope=hidden
   CXXFLAGS_JDKLIB += -xldscope=hidden
   EXPORT_ALL_SYMBOLS := -xldscope=global
-else ifeq ($(TOOLCHAIN_TYPE), xlc)
-  ifneq ($(CC_VERSION_NUMBER), 12.1)
-    CFLAGS_JDKLIB += -qvisibility=hidden
-    CXXFLAGS_JDKLIB += -qvisibility=hidden
-    EXPORT_ALL_SYMBOLS := -qvisibility=default
-  endif
 endif
 
 # Put the libraries here.
 INSTALL_LIBRARIES_HERE := $(call FindLibDirForModule, $(MODULE))