[build] Remove gcov support

It's been broken for some time, remove it instead of letting
it bitrot.

2 files changed, 1 insertions, 48 deletions

diff --git a/m4/Makefile.am b/m4/Makefile.am
index d53e7c88..31484fa4 100644
--- a/m4/Makefile.am
+++ b/m4/Makefile.am
@@ -1 +1 @@
-EXTRA_DIST=gcov.m4 as-compiler-flag.m4
+EXTRA_DIST=as-compiler-flag.m4
diff --git a/m4/gcov.m4 b/m4/gcov.m4
deleted file mode 100644
index c96eddac..00000000
--- a/m4/gcov.m4
+++ /dev/null
@@ -1,47 +0,0 @@
-AC_DEFUN([GI_ENABLE_GCOV],
-[
-  AC_ARG_ENABLE(gcov,
-    AC_HELP_STRING([--enable-gcov],
-      [compile with coverage profiling instrumentation (gcc only)]),
-    enable_gcov=$enableval,
-    enable_gcov=no)
-  if test x$enable_gcov = xyes ; then
-    if test "x$GCC" != "xyes"
-    then
-      AC_MSG_ERROR([gcov only works if gcc is used])
-    fi
-
-    AS_COMPILER_FLAG(["-fprofile-arcs"],
-      [GCOV_CFLAGS="$GCOV_CFLAGS -fprofile-arcs"],
-      true)
-    AS_COMPILER_FLAG(["-ftest-coverage"],
-      [GCOV_CFLAGS="$GCOV_CFLAGS -ftest-coverage"],
-      true)
-    dnl libtool 1.5.22 and lower strip -fprofile-arcs from the flags
-    dnl passed to the linker, which is a bug; -fprofile-arcs implicitly
-    dnl links in -lgcov, so we do it explicitly here for the same effect
-    GCOV_LIBS=-lgcov
-    AC_SUBST(GCOV_CFLAGS)
-    AC_SUBST(GCOV_LIBS)
-    GCOV=`echo $CC | sed s/gcc/gcov/g`
-    AC_SUBST(GCOV)
-
-    GI_GCOV_ENABLED=yes
-    AC_DEFINE_UNQUOTED(GI_GCOV_ENABLED, 1,
-      [Defined if gcov is enabled to force a rebuild due to config.h changing])
-    dnl if gcov is used, we do not want default -O2 CFLAGS
-    if test "x$GI_GCOV_ENABLED" = "xyes"
-    then
-      CFLAGS="-g -O0"
-      AC_SUBST(CFLAGS)
-      CXXFLAGS="-g -O0"
-      AC_SUBST(CXXFLAGS)
-      FFLAGS="-g -O0"
-      AC_SUBST(FFLAGS)
-      CCASFLAGS="-g -O0"
-      AC_SUBST(CCASFLAGS)
-      AC_MSG_NOTICE([gcov enabled, setting CFLAGS and friends to $CFLAGS])
-    fi
-  fi
-  AM_CONDITIONAL(GI_GCOV_ENABLED, test x$enable_gcov = xyes)
-])