sha256

commit 3710c8d144c461b5842c9f207b33d506b8a05083
parent 916595b21319ca270ce8beb9c742bf7e632cccc9
Author: Jared Tobin <jared@jtobin.io>
Date:   Sun, 11 Jan 2026 18:14:27 +0400

meta: add sanitize flag for asan, ubsan

Diffstat:
M
ppad-sha256.cabal
 | 
10
++++++++++

1 file changed, 10 insertions(+), 0 deletions(-)
diff --git a/ppad-sha256.cabal b/ppad-sha256.cabal
@@ -19,6 +19,11 @@ flag llvm
   default:     False
   manual:      True
 
+flag sanitize
+  description: Build with AddressSanitizer and UndefinedBehaviorSanitizer.
+  default:     False
+  manual:      True
+
 source-repository head
   type:     git
   location: git.ppad.tech/sha256.git
@@ -42,6 +47,9 @@ library
       cbits/sha256_arm.c
   if arch(aarch64)
     cc-options: -march=armv8-a+sha2
+  if flag(sanitize)
+    cc-options: -fsanitize=address,undefined -fno-omit-frame-pointer
+    ghc-options: -optl=-fsanitize=address,undefined
 
 test-suite sha256-tests
   type:                exitcode-stdio-1.0
@@ -54,6 +62,8 @@ test-suite sha256-tests
 
   ghc-options:
     -rtsopts -Wall -O2
+  if flag(sanitize)
+    ghc-options: -optl=-fsanitize=address,undefined
 
   build-depends:
       aeson