Planet SBCL

October 9, 2026

SBCL Commits — spelling: Use 'e.g.' and 'i.e.' everywhere

spelling: Use 'e.g.' and 'i.e.' everywhere
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SBCL Commits — sb-manual: update for optmization quality TYPE-CHECKING

sb-manual: update for optmization quality TYPE-CHECKING
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SBCL Commits — sb-manual: improve the Debugger section

sb-manual: improve the Debugger section
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SBCL Commits — sb-manual: improve the Compiler and Debugger sections

sb-manual: improve the Compiler and Debugger sections
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SBCL Commits — Support unbind-in-unwind on ppc64

Support unbind-in-unwind on ppc64
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SBCL Commits — Better derive-type for mask-field

Better derive-type for mask-field
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SBCL Commits — Properly reoptimize refs after computing same-refs

Properly reoptimize refs after computing same-refs
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SBCL Commits — arm64: fix dpb-c/fixnum

arm64: fix dpb-c/fixnum
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SBCL Commits — More efficient check-type expansion

More efficient check-type expansion
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SBCL Commits — In SB-ASSEM:INST, pass mnemonic through string before format

In SB-ASSEM:INST, pass mnemonic through string before format
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SBCL Commits — Fix type checking of &optional with supplied-p

Fix type checking of &optional with supplied-p
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SBCL Commits — Fix exponent truncation when reading floats and R rationals

Fix exponent truncation when reading floats and R rationals
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SBCL Commits — arm64: use movk when doing orr into high zero bits

arm64: use movk when doing orr into high zero bits
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SBCL Commits — Correctly fix ash-modfx

Correctly fix ash-modfx
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SBCL Commits — Fix (ash integer -right) => word

Fix (ash integer -right) => word
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SBCL Commits — Document writing to largest_hole in mark-region.h

Document writing to largest_hole in mark-region.h
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SBCL Commits — Make try_allocate_large search the right amount for the end of a hole

Make try_allocate_large search the right amount for the end of a hole
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October 8, 2026

SBCL Commits — x86-64: use the sign extension trick from logand for logtest

x86-64: use the sign extension trick from logand for logtest
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SBCL Commits — Can't do modfx arithmetic on unboxed values

Can't do modfx arithmetic on unboxed values
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SBCL Commits — MRGC: define the large-object exhaustion diagnostic on every path

MRGC: define the large-object exhaustion diagnostic on every path
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SBCL Commits — arm64: better FCSEL coercion of single floats.

arm64: better FCSEL coercion of single floats.
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SBCL Commits — Handle more cases when converting to FCSEL on arm64

Handle more cases when converting to FCSEL on arm64
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SBCL Commits — Skip arena tracer test for #+win32

Skip arena tracer test for #+win32
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SBCL Commits — setup-cpu-specific-routines before *init-hooks*

setup-cpu-specific-routines before init-hooks
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SBCL Commits — Accept any-reg in check-range<

Accept any-reg in check-range<
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SBCL Commits — mask-signed-field: elide signed arguments during ir2 too

mask-signed-field: elide signed arguments during ir2 too
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SBCL Commits — arm64: don't crash instcombine by issuing zero shifts

arm64: don't crash instcombine by issuing zero shifts
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SBCL Commits — Fix a life-time issue in character-string-to-utf8

Fix a life-time issue in character-string-to-utf8
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SBCL Commits — Fix a -Wformat warning on #+win32

Fix a -Wformat warning on #+win32
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SBCL Commits — Shadow CL:DEFUN during make-host-1

Shadow CL:DEFUN during make-host-1
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Last updated: October 9, 2026 05:16 PM