Compiler crash with double-free in malloc in 0.11.0 self-hosted | Zig Programming Language | Page 1

chrome lynx Nov 18, 2022, 10:04 PM

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I just got a ~/Downloads/zig test arenas.zig zig(26898,0x20ceae500) malloc: Double free of object 0x14fe51ab0 zig(26898,0x20ceae500) malloc: *** set a breakpoint in malloc_error_break to debug in version 0.11.0-dev.203+58d9004ce on MacOs Ventura on M1

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The codebase is https://github.com/dvmason/Zag-Smalltalk/commit/d5a32d170120b0c282221ebd37cd956f7defa311

GitHub

Causes zig double_free error · dvmason/Zag-Smalltalk@d5a32d1

~/Downloads/zig test -freference-trace arenas.zig
zig(26898,0x20ceae500) malloc: Double free of object 0x14fe51ab0
zig(26898,0x20ceae500) malloc: *** set a breakpoint in malloc_error_break to debug...

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Changing usize to Age in line 203 of arenas.zig will (correctly) cause compilation errors instead

chrome lynx Nov 19, 2022, 5:46 AM

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Compiler crash with double-free in malloc in 0.11.0 self-hosted

chrome lynx Nov 19, 2022, 6:04 AM

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I reported it as a bug: https://github.com/ziglang/zig/issues/13590

GitHub

Compiler crash with double-free in malloc in 0.11.0 self-hosted · I...

Zig Version 0.11.0-dev.203+58d9004ce and 0.11.0-dev.226+ea590ece4 Steps to Reproduce and Observed Behavior Clone dvmason/Zag-Smalltalk@d5a32d1 cd zig/zag zig test arenas.zig with dev-203 produces: ...

#Compiler crash with double-free in malloc in 0.11.0 self-hosted