https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112946
--- Comment #3 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Gaius Mulley <ga...@gcc.gnu.org>: https://gcc.gnu.org/g:7d7a480eedf0a195318d0fce2c9c57acae43ec9d commit r14-6596-g7d7a480eedf0a195318d0fce2c9c57acae43ec9d Author: Gaius Mulley <gaiusm...@gmail.com> Date: Fri Dec 15 15:26:48 2023 +0000 PR modula2/112946 ICE assignment of string to enumeration or set This patch introduces type checking during FoldBecomes and also adds set/string/enum checking to the type checker. FoldBecomes has been re-written, tidied up and re-factored. gcc/m2/ChangeLog: PR modula2/112946 * gm2-compiler/M2Check.mod (checkConstMeta): New procedure function. (checkConstEquivalence): New procedure function. (doCheckPair): Add call to checkConstEquivalence. * gm2-compiler/M2GenGCC.mod (ResolveConstantExpressions): Call FoldBecomes with reduced parameters. (FoldBecomes): Re-write. (TryDeclareConst): New procedure. (RemoveQuads): New procedure. (DeclaredOperandsBecomes): New procedure function. (TypeCheckBecomes): New procedure function. (PerformFoldBecomes): New procedure. * gm2-compiler/M2Range.mod (FoldAssignment): Call AssignmentTypeCompatible to check des expr compatibility. * gm2-compiler/M2SymInit.mod (CheckReadBeforeInitQuad): Remove parameter lst. (FilterCheckReadBeforeInitQuad): Remove parameter lst. (CheckReadBeforeInitFirstBasicBlock): Remove parameter lst. Call FilterCheckReadBeforeInitQuad without lst. gcc/testsuite/ChangeLog: PR modula2/112946 * gm2/iso/fail/badassignment.mod: New test. * gm2/iso/fail/badexpression.mod: New test. * gm2/iso/fail/badexpression2.mod: New test. Signed-off-by: Gaius Mulley <gaiusm...@gmail.com>
