From: Joel Rosdahl <joel@rosdahl.net>
Date: Thu, 4 Mar 2010 20:39:34 +0000 (+0100)
Subject: Don't compile preprocessed source code when using -g3
X-Git-Tag: v3.0pre1~89
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=574ab5a9af08b0639d38b623b2fb7d882272db50;p=thirdparty%2Fccache.git

Don't compile preprocessed source code when using -g3

This fixes bug #7190.
---

diff --git a/NEWS b/NEWS
index b4e1cbe89..937e07c43 100644
--- a/NEWS
+++ b/NEWS
@@ -98,6 +98,9 @@ Changes since ccache 2.4:
 
     - Added support for -Wp,-MD and -Wp,-MMD options.
 
+    - Debug information containing line numbers of predefined and command-line
+      macros (enabled with the compiler option -g3) will now be correct.
+
     - Corrected LRU cleanup handling of object files.
 
     - utimes() is now used instead of utime() when available.
diff --git a/ccache.c b/ccache.c
index 970d7c96f..883493801 100644
--- a/ccache.c
+++ b/ccache.c
@@ -1248,6 +1248,13 @@ static void process_args(int argc, char **argv)
 			if (strcmp(argv[i], "-g0") != 0) {
 				enable_unify = 0;
 			}
+			if (strcmp(argv[i], "-g3") == 0) {
+				/*
+				 * Fix for bug 7190 ("commandline macros (-D)
+				 * have non-zero lineno when using -g3").
+				 */
+				compile_preprocessed_source_code = 0;
+			}
 			continue;
 		}