digitalmars.D.bugs - [Issue 22312] New: importC: redundant typedefs are rejected
- d-bugmail puremagic.com (28/28) Sep 17 2021 https://issues.dlang.org/show_bug.cgi?id=22312
https://issues.dlang.org/show_bug.cgi?id=22312 Issue ID: 22312 Summary: importC: redundant typedefs are rejected Product: D Version: D2 Hardware: All OS: All Status: NEW Severity: normal Priority: P1 Component: dmd Assignee: nobody puremagic.com Reporter: dave287091 gmail.com The following trivial C code fails to compile: // redundant.c typedef int Integer; typedef int Integer; redundant.c(3): Error: alias `redundant.Integer` conflicts with alias `redundant.Integer` at redundant.c(2) Section 6.7.3 of C11 allows redundant typedefs to the same type. This is problematic as at least on macOS there are types that are typedef’d more than once in standard headers. The following also ought to compile (but currently does not): // redundant2.c typedef int Integer; typedef Integer Int; typedef int Int; --
Sep 17 2021