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| author | Björn Gustavsson <[email protected]> | 2018-12-05 14:01:38 +0100 |
|---|---|---|
| committer | Björn Gustavsson <[email protected]> | 2018-12-05 14:07:04 +0100 |
| commit | b3bd35ccd0004d59e478308df3bc85c351557f3c (patch) | |
| tree | dd3c7bab42456c42404e9429c6c85b83a7c52aac /lib/compiler/src/genop.tab | |
| parent | 8caf018e460ca1efbe0df41aa042cf1d25c62dd3 (diff) | |
| download | otp-b3bd35ccd0004d59e478308df3bc85c351557f3c.tar.gz otp-b3bd35ccd0004d59e478308df3bc85c351557f3c.tar.bz2 otp-b3bd35ccd0004d59e478308df3bc85c351557f3c.zip | |
Fix unsafe optimization of stack trace building
The `sys_core_fold` pass of the compiler would optimize
away the building of the stacktrace in code such as:
try
...
catch
C:R:Stk ->
erlang:raise(C, {R,Stk}, Stk)
end
That optimization is unsafe and would cause a crash in a later compiler
pass.
Diffstat (limited to 'lib/compiler/src/genop.tab')
0 files changed, 0 insertions, 0 deletions