Support code coverage in extended modules.

    - Reduce optimization (to -Os) to fit when doing coverage profile.
    - Remove errl storage area from base image.
    - Add GCC function attributes to sys library functions.

RTC: 36933
Change-Id: Ic83011a2444ef5b735db0446a14a0af34187eebf
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/1908
Tested-by: Jenkins Server
Reviewed-by: Brian H. Horton <brianh@linux.ibm.com>
Reviewed-by: ADAM R. MUHLE <armuhle@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: Melissa J. Connell <missyc@us.ibm.com>
Reviewed-by: Paul Nguyen <nguyenp@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 27 insertions, 28 deletions

diff --git a/src/include/string.h b/src/include/string.h
index 50acecac1..62e6107d7 100755
--- a/src/include/string.h
+++ b/src/include/string.h
@@ -1,26 +1,25 @@
-/*  IBM_PROLOG_BEGIN_TAG
- *  This is an automatically generated prolog.
- *
- *  $Source: src/include/string.h $
- *
- *  IBM CONFIDENTIAL
- *
- *  COPYRIGHT International Business Machines Corp. 2010-2012
- *
- *  p1
- *
- *  Object Code Only (OCO) source materials
- *  Licensed Internal Code Source Materials
- *  IBM HostBoot Licensed Internal Code
- *
- *  The source code for this program is not published or other-
- *  wise divested of its trade secrets, irrespective of what has
- *  been deposited with the U.S. Copyright Office.
- *
- *  Origin: 30
- *
- *  IBM_PROLOG_END_TAG
- */
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/include/string.h $                                        */
+/*                                                                        */
+/* IBM CONFIDENTIAL                                                       */
+/*                                                                        */
+/* COPYRIGHT International Business Machines Corp. 2010,2012              */
+/*                                                                        */
+/* p1                                                                     */
+/*                                                                        */
+/* Object Code Only (OCO) source materials                                */
+/* Licensed Internal Code Source Materials                                */
+/* IBM HostBoot Licensed Internal Code                                    */
+/*                                                                        */
+/* The source code for this program is not published or otherwise         */
+/* divested of its trade secrets, irrespective of what has been           */
+/* deposited with the U.S. Copyright Office.                              */
+/*                                                                        */
+/* Origin: 30                                                             */
+/*                                                                        */
+/* IBM_PROLOG_END_TAG                                                     */
 #ifndef __STRING_H
 #define __STRING_H
 
@@ -34,18 +33,18 @@ extern "C"
     void bzero(void *vdest, size_t len);
     void *memcpy(void *dest, const void *src, size_t num);
     void *memmove(void *vdest, const void *vsrc, size_t len);
-    int memcmp(const void *p1, const void *p2, size_t len);
+    int memcmp(const void *p1, const void *p2, size_t len) __attribute__((pure));
     void *memmem(const void *haystack, size_t haystacklen,
-                 const void *needle, size_t needlelen);
+                 const void *needle, size_t needlelen) __attribute__((pure));
 
     char* strcpy(char* d, const char* s);
-    int strcmp(const char* s1, const char* s2);
-    size_t strlen(const char* s1);
+    int strcmp(const char* s1, const char* s2) __attribute__((pure));
+    size_t strlen(const char* s1) __attribute__((pure));
 
     char* strcat(char* d, const char* s);
     char* strncat(char* d, const char* s, size_t n);
 
-    char* strchr(const char* s, int c);
+    char* strchr(const char* s, int c) __attribute__((pure));
 
 #ifdef __cplusplus
 };