[Git][ghc/ghc][master] compiler: Fix CPP guards around ghc_unique_counter64

[Marge Bot (@marge-bot)]

Marge Bot pushed to branch master at Glasgow Haskell Compiler / GHC


Commits:
595013d4 by Ben Gamari at 2025-01-21T09:57:23-05:00
compiler: Fix CPP guards around ghc_unique_counter64

The `ghc_unique_counter64` symbol was introduced in the RTS in the
64-bit unique refactor (!10568) which has been backported to %9.6.7 and
%9.8.4. Update the CPP to reflect this.

Fixes #25576.

- - - - -


1 changed file:

- compiler/cbits/genSym.c


Changes:

=====================================
compiler/cbits/genSym.c
=====================================
@@ -9,6 +9,18 @@
 //
 // The CPP is thus about the RTS version GHC is linked against, and not the
 // version of the GHC being built.
-#if !MIN_VERSION_GLASGOW_HASKELL(9,9,0,0)
+
+#if MIN_VERSION_GLASGOW_HASKELL(9,9,0,0)
+// Unique64 patch was present in 9.10 and later
+#define HAVE_UNIQUE64 1
+#elif !MIN_VERSION_GLASGOW_HASKELL(9,9,0,0) && MIN_VERSION_GLASGOW_HASKELL(9,8,4,0)
+// Unique64 patch was backported to 9.8.4
+#define HAVE_UNIQUE64 1
+#elif !MIN_VERSION_GLASGOW_HASKELL(9,7,0,0) && MIN_VERSION_GLASGOW_HASKELL(9,6,7,0)
+// Unique64 patch was backported to 9.6.7
+#define HAVE_UNIQUE64 1
+#endif
+
+#if !defined(HAVE_UNIQUE64)
 HsWord64 ghc_unique_counter64 = 0;
 #endif



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/595013d41464c1e328369bb81ce0ea2814e91b68

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View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/595013d41464c1e328369bb81ce0ea2814e91b68
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