Commit 0499e3bc authored by Ömer Sinan Ağacan's avatar Ömer Sinan Ağacan Committed by Marge Bot

Fix +RTS -Z flag documentation

Stack squeezing is done on context switch, not on GC or stack overflow.
Fix the documentation.

Fixes #17685

[ci skip]
parent a71323ff
......@@ -1332,7 +1332,7 @@ recommended for everyday use!
.. rts-flag:: -Z
Turn *off* "update-frame squeezing" at garbage-collection time.
Turn *off* update frame squeezing on context switch.
(There's no particularly good reason to turn it off, except to
ensure the accuracy of certain data collected regarding thunk entry
counts.)
......
......@@ -324,7 +324,7 @@ usage_text[] = {
" -S[<file>] Detailed GC statistics (if <file> omitted, uses stderr)",
"",
"",
" -Z Don't squeeze out update frames on stack overflow",
" -Z Don't squeeze out update frames on context switch",
" -B Sound the bell at the start of each garbage collection",
#if defined(PROFILING)
"",
......
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