From 5908e656ef2a6493b42159acff4b1f490016d055 Mon Sep 17 00:00:00 2001
From: John Basila <jbasila@checkpoint.com>
Date: Sat, 21 May 2016 16:20:33 +0300
Subject: [PATCH] preprocessor mode: enable using identical header in different
 paths

---
 ccache.c |  1 -
 test.sh  | 24 ++++++++++++------------
 2 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/ccache.c b/ccache.c
index faa39f0df..f4d97cae0 100644
--- a/ccache.c
+++ b/ccache.c
@@ -887,7 +887,6 @@ process_preprocessed_file(struct mdfour *hash, const char *path)
 				has_absolute_include_headers = is_absolute_path(path);
 			}
 			path = make_relative_path(path);
-			hash_string(hash, path);
 			remember_include_file(path, hash, system);
 			p = r;
 		} else {
diff --git a/test.sh b/test.sh
index 9aeeee3cf..b74d212b4 100755
--- a/test.sh
+++ b/test.sh
@@ -1280,8 +1280,8 @@ EOF
     checkstat 'cache miss' 1
     $CCACHE $COMPILER -c `pwd`/file.c
     checkstat 'cache hit (direct)' 1
-    checkstat 'cache hit (preprocessed)' 0
-    checkstat 'cache miss' 2
+    checkstat 'cache hit (preprocessed)' 1
+    checkstat 'cache miss' 1
 
     testname="__FILE__ in include file"
     $CCACHE -Cz >/dev/null
@@ -1304,8 +1304,8 @@ EOF
     mv file_h.c file2_h.c
     $CCACHE $COMPILER -c `pwd`/file2_h.c
     checkstat 'cache hit (direct)' 1
-    checkstat 'cache hit (preprocessed)' 0
-    checkstat 'cache miss' 2
+    checkstat 'cache hit (preprocessed)' 1
+    checkstat 'cache miss' 1
 
     ##################################################################
     # Check that direct mode ignores __FILE__ if sloppiness is specified.
@@ -1491,12 +1491,12 @@ EOF
     checkstat 'cache miss' 1
     CPATH=subdir2 $CCACHE $COMPILER -c foo.c
     checkstat 'cache hit (direct)' 1
-    checkstat 'cache hit (preprocessed)' 0
-    checkstat 'cache miss' 2 # subdir2 is part of the preprocessor output
+    checkstat 'cache hit (preprocessed)' 1
+    checkstat 'cache miss' 1 # subdir2 is part of the preprocessor output
     CPATH=subdir2 $CCACHE $COMPILER -c foo.c
     checkstat 'cache hit (direct)' 2
-    checkstat 'cache hit (preprocessed)' 0
-    checkstat 'cache miss' 2
+    checkstat 'cache hit (preprocessed)' 1
+    checkstat 'cache miss' 1
 
     testname="comment in strings"
     $CCACHE -Cz >/dev/null
@@ -1615,8 +1615,8 @@ EOF
     cd dir2
     CCACHE_BASEDIR="" $CCACHE $COMPILER -I`pwd`/include -c src/test.c
     checkstat 'cache hit (direct)' 0
-    checkstat 'cache hit (preprocessed)' 0
-    checkstat 'cache miss' 2
+    checkstat 'cache hit (preprocessed)' 1
+    checkstat 'cache miss' 1
     cd ..
 
     ##################################################################
@@ -1671,8 +1671,8 @@ EOF
     $CCACHE -z >/dev/null
     $CCACHE $COMPILER -I`pwd`/include -c src/test.c
     checkstat 'cache hit (direct)' 0
-    checkstat 'cache hit (preprocessed)' 0
-    checkstat 'cache miss' 1
+    checkstat 'cache hit (preprocessed)' 1
+    checkstat 'cache miss' 0
     cd ..
 
     ##################################################################
-- 
2.47.2