add -fno-omit-frame-pointer to x86 builds

  GCC >= 4.6 omits it by default, leading to broken backtraces.

diff --git a/NEWS b/NEWS
index 79d55ee..8507a73 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -12,6 +12,8 @@ changes relative to sbcl-1.0.50:
     or removed.
   * bug fix: fixed-format floating point printing with scaling factors.
     (lp#811386)
+  * bug fix: using GCC >= 4.6 to build SBCL on x86 no longer breaks
+    backtraces. (lp#818460)
 
 changes in sbcl-1.0.50 relative to sbcl-1.0.49:
   * enhancement: errors from FD handlers now provide a restart to remove

diff --git a/src/runtime/Config.x86-darwin b/src/runtime/Config.x86-darwin
index c1a3eb7..df53b0c 100644 (file)
--- a/src/runtime/Config.x86-darwin
+++ b/src/runtime/Config.x86-darwin
@@ -9,7 +9,7 @@
 # provided with absolutely no warranty. See the COPYING and CREDITS
 # files for more information.
 
-CFLAGS = -arch i386 -g -Wall -O2 -fdollars-in-identifiers
+CFLAGS = -arch i386 -g -Wall -O2 -fdollars-in-identifiers -fno-omit-frame-pointer
 LINKFLAGS += -arch i386
 ifdef LISP_FEATURE_DARWIN9_OR_BETTER
 CFLAGS += -mmacosx-version-min=10.5

diff --git a/src/runtime/Config.x86-freebsd b/src/runtime/Config.x86-freebsd
index a7533b6..a30afdc 100644 (file)
--- a/src/runtime/Config.x86-freebsd
+++ b/src/runtime/Config.x86-freebsd
@@ -24,3 +24,5 @@ ifdef LISP_FEATURE_SB_THREAD
   #OS_LIBS += -lpthread
   OS_LIBS += -lthr
 endif
+
+CFLAGS += -fno-omit-frame-pointer

diff --git a/src/runtime/Config.x86-linux b/src/runtime/Config.x86-linux
index 4b5f99e..cabbf71 100644 (file)
--- a/src/runtime/Config.x86-linux
+++ b/src/runtime/Config.x86-linux
@@ -33,7 +33,7 @@ OS_LIBS = -ldl
 ifdef LISP_FEATURE_LARGEFILE
   CFLAGS += -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
 endif
-CFLAGS += -m32
+CFLAGS += -m32 -fno-omit-frame-pointer
 
 ifdef LISP_FEATURE_SB_THREAD
   OS_LIBS += -lpthread

diff --git a/src/runtime/Config.x86-netbsd b/src/runtime/Config.x86-netbsd
index cd3782c..b101bd1 100644 (file)
--- a/src/runtime/Config.x86-netbsd
+++ b/src/runtime/Config.x86-netbsd
@@ -15,4 +15,4 @@ ASSEM_SRC += ldso-stubs.S
 OS_SRC += undefineds.c
 LINKFLAGS += -dynamic -export-dynamic
 
-CFLAGS =  -g -Wall -O2
+CFLAGS = -g -Wall -O2 -fno-omit-frame-pointer

diff --git a/src/runtime/Config.x86-openbsd b/src/runtime/Config.x86-openbsd
index b55c794..144cc2b 100644 (file)
--- a/src/runtime/Config.x86-openbsd
+++ b/src/runtime/Config.x86-openbsd
@@ -25,4 +25,4 @@ OS_LIBS += -lutil
 LINKFLAGS += -export-dynamic
 LDFLAGS += -export-dynamic
 
-CFLAGS =  -g -Wall -O2
+CFLAGS = -g -Wall -O2 -fno-omit-frame-pointer

diff --git a/src/runtime/Config.x86-sunos b/src/runtime/Config.x86-sunos
index 2e58b51..1367565 100644 (file)
--- a/src/runtime/Config.x86-sunos
+++ b/src/runtime/Config.x86-sunos
@@ -1,5 +1,16 @@
+# -*- makefile -*- for the C-level run-time support for SBCL
+
+# This software is part of the SBCL system. See the README file for
+# more information.
+#
+# This software is derived from the CMU CL system, which was
+# written at Carnegie Mellon University and released into the
+# public domain. The software is in the public domain and is
+# provided with absolutely no warranty. See the COPYING and CREDITS
+# files for more information.
+
 CC=gcc
-CFLAGS = -g -O2 -Wall -D__EXTENSIONS__ -D_POSIX_C_SOURCE=199506L -DSVR4 -D_REENTRANT
+CFLAGS = -g -O2 -Wall -D__EXTENSIONS__ -D_POSIX_C_SOURCE=199506L -DSVR4 -D_REENTRANT -fno-omit-frame-pointer
 ASFLAGS = -Wall
 LD = ld
 NM = nm -xgp

diff --git a/src/runtime/Config.x86-win32 b/src/runtime/Config.x86-win32
index 6c77482..beee35b 100644 (file)
--- a/src/runtime/Config.x86-win32
+++ b/src/runtime/Config.x86-win32
@@ -1,3 +1,5 @@
+# -*- makefile -*- for the C-level run-time support for SBCL
+
 # This software is part of the SBCL system. See the README file for
 # more information.
 #
@@ -30,7 +32,7 @@ OS_LIBS =
 
 GC_SRC = gencgc.c
 
-CFLAGS =  -g -Wall -O3
+CFLAGS = -g -Wall -O3 -fno-omit-frame-pointer
 ASFLAGS = $(CFLAGS)
 
 CPP = cpp