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authorIain Buclaw <ibuclaw@gdcproject.org>2021-11-19 14:43:07 +0100
committerIain Buclaw <ibuclaw@gdcproject.org>2021-11-19 14:43:07 +0100
commitf316727e5f6a4c58b63bdee9ad6be785f97f5ee7 (patch)
treec2095f3569056e4814f59956b9d84cd94a39390e
parentd686cb0d740b0278fdbd7915f43faff14b203888 (diff)
downloadgcc-f316727e5f6a4c58b63bdee9ad6be785f97f5ee7.tar.gz
libphobos: Increase size of defaultStackPages on OSX X86_64 targets.
As of macOS 11, libunwind now requires more stack space than 16k, so default to a larger stack size. This is only applied to X86 as the PAGESIZE is still 4k, however on AArch64 it is 16k. libphobos/ChangeLog: * libdruntime/core/thread/fiber.d (defaultStackPages): Increase size on OSX X86_64 targets.
-rw-r--r--libphobos/libdruntime/core/thread/fiber.d10
1 files changed, 10 insertions, 0 deletions
diff --git a/libphobos/libdruntime/core/thread/fiber.d b/libphobos/libdruntime/core/thread/fiber.d
index f4c04ce7358..2f90f179edb 100644
--- a/libphobos/libdruntime/core/thread/fiber.d
+++ b/libphobos/libdruntime/core/thread/fiber.d
@@ -595,6 +595,16 @@ class Fiber
// the existence of debug symbols and other conditions. Avoid causing
// stack overflows by defaulting to a larger stack size
enum defaultStackPages = 8;
+ else version (OSX)
+ {
+ version (X86_64)
+ // libunwind on macOS 11 now requires more stack space than 16k, so
+ // default to a larger stack size. This is only applied to X86 as
+ // the PAGESIZE is still 4k, however on AArch64 it is 16k.
+ enum defaultStackPages = 8;
+ else
+ enum defaultStackPages = 4;
+ }
else
enum defaultStackPages = 4;