guix-play/gnu/packages/patches/mrustc-0.8.0-fix-variable-length-integer-receiving.patch
Danny Milosavljevic baf766a7ff
gnu: mrustc: Fix deserialization bug in communication with the procedural
macro compiler plugin.

* gnu/packages/patches/mrustc-0.8.0-fix-variable-length-integer-receiving.patch:
New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/rust.scm (mrustc)[source]: Use it.

Co-authored-by: Chris Marusich <cmmarusich@gmail.com>
2019-02-13 13:28:29 +01:00

16 lines
531 B
Diff

https://github.com/thepowersgang/mrustc/issues/109
From: Danny Milosavljevic <dannym@scratchpost.org>
Date: Fri, 3 Jan 2019 13:00:00 +0100
--- mrustc/src/expand/proc_macro.cpp.orig 2019-02-01 14:16:54.208486062 +0100
+++ mrustc/src/expand/proc_macro.cpp 2019-02-01 14:17:14.350925705 +0100
@@ -977,7 +977,7 @@
for(;;)
{
auto b = recv_u8();
- v |= static_cast<uint64_t>(b) << ofs;
+ v |= static_cast<uint64_t>(b & 0x7F) << ofs;
if( (b & 0x80) == 0 )
break;
ofs += 7;