Merge pull request #1972 from boutproject/remove-Og-from-debug-flags

Remove -Og from debug flags

Author: ZedThree

configure

@@ -5928,8 +5928,10 @@ if test "$enable_debug" != ""; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: Enabling all debug options" >&5
 $as_echo "$as_me: Enabling all debug options" >&6;}
   enable_checks="3"
-  # use -Og with available, otherwise fall back to -O0
-  OPT_FLAGS="-g -O0 -Og -fno-inline -hipa1"
+  OPT_FLAGS="-g -O0 -fno-inline -hipa1"
+  # Only for not gcc add -Og due to
+  # https://github.com/boutproject/BOUT-dev/issues/1879
+  $MPICXX --version | grep g++ -q || OPT_FLAGS="$OPT_FLAGS -Og"
 
 else
 

configure.ac

@@ -262,8 +262,10 @@ OPT_FLAGS=""
 AS_IF([test "$enable_debug" != ""], [
   AC_MSG_NOTICE([Enabling all debug options])
   enable_checks="3"
-  # use -Og with available, otherwise fall back to -O0
-  OPT_FLAGS="-g -O0 -Og -fno-inline -hipa1"
+  OPT_FLAGS="-g -O0 -fno-inline -hipa1"
+  # Only for not gcc add -Og due to
+  # https://github.com/boutproject/BOUT-dev/issues/1879
+  $MPICXX --version | grep g++ -q || OPT_FLAGS="$OPT_FLAGS -Og"
 ], [
   AS_IF([test "x$enable_optimize" != "xno"], [
     AS_CASE(["$enable_optimize"],