[Bug preprocessor/96940] ICE in linemap_compare_locations, at libcpp/line-map.c:1359

[jan.smets at nokia dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96940

--- Comment #2 from Jan Smets <jan.smets at nokia dot com> ---
This is the workaround I currently have. It avoids calling min_location().

diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 90111e4c786..f49019e81d0 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -11005,8 +11005,11 @@ grokdeclarator (const cp_declarator *declarator,
   if (initialized > 1)
     funcdef_flag = true;

-  location_t typespec_loc = smallest_type_location (type_quals,
+  location_t typespec_loc = smallest_type_quals_location (type_quals,
                                                    declspecs->locations);
+  // using smallest_type_quals_location() iso. smallest_type_quals_location()
+  //  basically removes the usage of min_location on the result of
smallest_type_quals_location().
+  // typespec_loc = min_location (typespec_loc,
declspecs->locations[ds_type_spec]);
   if (typespec_loc == UNKNOWN_LOCATION)
     typespec_loc = input_location;