build: use -fno-omit-frame-pointer for ease of debug

We are not a performance sensitive program and this helps debugging in
many situations.

diff --git a/configure.ac b/configure.ac
index dcaaaa6077ea835efbaa9cb425768638d4632b2a..eefab1d6bc7c9bcefbe7de42781dbe3ddca88043 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -74,6 +74,7 @@ AX_CFLAGS_GCC_OPTION([-Wfatal-errors])
 AX_CFLAGS_GCC_OPTION([-Wcast-align])
 AX_CFLAGS_GCC_OPTION([-Winline])
 AX_CFLAGS_GCC_OPTION([-fstack-protector])
+AX_CFLAGS_GCC_OPTION([-fno-omit-frame-pointer])
 AX_CFLAGS_GCC_OPTION([-D_FORTIFY_SOURCE=2])
 AX_CFLAGS_GCC_OPTION([-Wno-unused-parameter])
 AX_CFLAGS_GCC_OPTION([-Wno-missing-field-initializers])