build: Remove --enable-gprof

This reverts cfaac2a60f3ac63ae8deccb03d88bd559449b78c

1 files changed, 4 insertions, 32 deletions

diff --git a/configure.ac b/configure.ac
index a1d9e418f8..f315e5d50c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -206,9 +206,9 @@ AC_ARG_WITH([qrencode],
 
 AC_ARG_ENABLE([hardening],
   [AS_HELP_STRING([--disable-hardening],
-  [do not attempt to harden the resulting executables (default is to harden when possible)])],
+  [do not attempt to harden the resulting executables (default is to harden)])],
   [use_hardening=$enableval],
-  [use_hardening=auto])
+  [use_hardening=yes])
 
 AC_ARG_ENABLE([reduce-exports],
   [AS_HELP_STRING([--enable-reduce-exports],
@@ -281,13 +281,6 @@ AC_ARG_WITH([sanitizers],
                     [comma separated list of extra sanitizers to build with (default is none enabled)])],
     [use_sanitizers=$withval])
 
-dnl Enable gprof profiling
-AC_ARG_ENABLE([gprof],
-    [AS_HELP_STRING([--enable-gprof],
-                    [use gprof profiling compiler flags (default is no)])],
-    [enable_gprof=$enableval],
-    [enable_gprof=no])
-
 dnl Turn warnings into errors
 AC_ARG_ENABLE([werror],
     [AS_HELP_STRING([--enable-werror],
@@ -844,30 +837,12 @@ if test "$ac_cv_sys_large_files" != "" &&
   CORE_CPPFLAGS="$CORE_CPPFLAGS -D_LARGE_FILES=$ac_cv_sys_large_files"
 fi
 
-if test "$enable_gprof" = "yes"; then
-    dnl -pg is incompatible with -pie. Since hardening and profiling together doesn't make sense,
-    dnl we simply make them mutually exclusive here. Additionally, hardened toolchains may force
-    dnl -pie by default, in which case it needs to be turned off with -no-pie.
-
-    if test "$use_hardening" = "yes"; then
-        AC_MSG_ERROR([gprof profiling is not compatible with hardening. Reconfigure with --disable-hardening or --disable-gprof])
-    fi
-    use_hardening=no
-    AX_CHECK_COMPILE_FLAG([-pg],[GPROF_CXXFLAGS="-pg"],
-        [AC_MSG_ERROR([gprof profiling requested but not available])], [$CXXFLAG_WERROR])
-
-    AX_CHECK_LINK_FLAG([-no-pie], [GPROF_LDFLAGS="-no-pie"])
-    AX_CHECK_LINK_FLAG([-pg], [GPROF_LDFLAGS="$GPROF_LDFLAGS -pg"],
-        [AC_MSG_ERROR([gprof profiling requested but not available])], [$GPROF_LDFLAGS])
-fi
-
 if test "$TARGET_OS" != "windows"; then
   dnl All windows code is PIC, forcing it on just adds useless compile warnings
   AX_CHECK_COMPILE_FLAG([-fPIC], [PIC_FLAGS="-fPIC"])
 fi
 
 if test "$use_hardening" != "no"; then
-  use_hardening=yes
   AX_CHECK_COMPILE_FLAG([-Wstack-protector], [HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -Wstack-protector"])
   AX_CHECK_COMPILE_FLAG([-fstack-protector-all], [HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fstack-protector-all"])
 
@@ -1684,8 +1659,6 @@ AC_SUBST(WARN_CXXFLAGS)
 AC_SUBST(NOWARN_CXXFLAGS)
 AC_SUBST(DEBUG_CXXFLAGS)
 AC_SUBST(ERROR_CXXFLAGS)
-AC_SUBST(GPROF_CXXFLAGS)
-AC_SUBST(GPROF_LDFLAGS)
 AC_SUBST(HARDENED_CXXFLAGS)
 AC_SUBST(HARDENED_CPPFLAGS)
 AC_SUBST(HARDENED_LDFLAGS)
@@ -1793,7 +1766,6 @@ echo "  with natpmp     = $use_natpmp"
 echo "  USDT tracing    = $use_usdt"
 echo "  sanitizers      = $use_sanitizers"
 echo "  debug enabled   = $enable_debug"
-echo "  gprof enabled   = $enable_gprof"
 echo "  werror          = $enable_werror"
 echo
 echo "  target os       = $host_os"
@@ -1803,8 +1775,8 @@ echo "  CC              = $CC"
 echo "  CFLAGS          = $PTHREAD_CFLAGS $SANITIZER_CFLAGS $CFLAGS"
 echo "  CPPFLAGS        = $DEBUG_CPPFLAGS $HARDENED_CPPFLAGS $CORE_CPPFLAGS $CPPFLAGS"
 echo "  CXX             = $CXX"
-echo "  CXXFLAGS        = $CORE_CXXFLAGS $DEBUG_CXXFLAGS $HARDENED_CXXFLAGS $WARN_CXXFLAGS $NOWARN_CXXFLAGS $ERROR_CXXFLAGS $GPROF_CXXFLAGS $SANITIZER_CXXFLAGS $CXXFLAGS"
-echo "  LDFLAGS         = $PTHREAD_LIBS $HARDENED_LDFLAGS $GPROF_LDFLAGS $SANITIZER_LDFLAGS $CORE_LDFLAGS $LDFLAGS"
+echo "  CXXFLAGS        = $CORE_CXXFLAGS $DEBUG_CXXFLAGS $HARDENED_CXXFLAGS $WARN_CXXFLAGS $NOWARN_CXXFLAGS $ERROR_CXXFLAGS $SANITIZER_CXXFLAGS $CXXFLAGS"
+echo "  LDFLAGS         = $PTHREAD_LIBS $HARDENED_LDFLAGS $SANITIZER_LDFLAGS $CORE_LDFLAGS $LDFLAGS"
 echo "  AR              = $AR"
 echo "  ARFLAGS         = $ARFLAGS"
 echo