From 820b5af73dcc6a5d0db6a98a62a6b859e5d107b6 Mon Sep 17 00:00:00 2001
From: Thomas Munro
Date: Thu, 25 Jan 2024 15:23:04 +1300
Subject: jit: Require at least LLVM 10.

Remove support for older LLVM versions.  The default on common software
distributions will be at least LLVM 10 when PostgreSQL 17 ships.

Reviewed-by: Peter Eisentraut <peter@eisentraut.org>
Discussion: https://postgr.es/m/CA%2BhUKGLhNs5geZaVNj2EJ79Dx9W8fyWUU3HxcpZy55sMGcY%3DiA%40mail.gmail.com
---
 src/include/jit/llvmjit.h  | 17 -----------------
 src/include/pg_config.h.in | 12 ------------
 2 files changed, 29 deletions(-)

(limited to 'src/include')

diff --git a/src/include/jit/llvmjit.h b/src/include/jit/llvmjit.h
index 8b0c059f268..9d9db806625 100644
--- a/src/include/jit/llvmjit.h
+++ b/src/include/jit/llvmjit.h
@@ -130,26 +130,9 @@ extern LLVMValueRef slot_compile_deform(struct LLVMJitContext *context, TupleDes
  * Error handling related functions.
  ****************************************************************************
  */
-#if defined(HAVE_DECL_LLVMGETHOSTCPUNAME) && !HAVE_DECL_LLVMGETHOSTCPUNAME
-/** Get the host CPU as a string. The result needs to be disposed with
-  LLVMDisposeMessage. */
-extern char *LLVMGetHostCPUName(void);
-#endif
-
-#if defined(HAVE_DECL_LLVMGETHOSTCPUFEATURES) && !HAVE_DECL_LLVMGETHOSTCPUFEATURES
-/** Get the host CPU features as a string. The result needs to be disposed
-  with LLVMDisposeMessage. */
-extern char *LLVMGetHostCPUFeatures(void);
-#endif
-
-extern unsigned LLVMGetAttributeCountAtIndexPG(LLVMValueRef F, uint32 Idx);
 extern LLVMTypeRef LLVMGetFunctionReturnType(LLVMValueRef r);
 extern LLVMTypeRef LLVMGetFunctionType(LLVMValueRef r);
 
-#if LLVM_MAJOR_VERSION < 8
-extern LLVMTypeRef LLVMGlobalGetValueType(LLVMValueRef g);
-#endif
-
 #ifdef __cplusplus
 } /* extern "C" */
 #endif
diff --git a/src/include/pg_config.h.in b/src/include/pg_config.h.in
index 288bb9cb426..07e73567dc7 100644
--- a/src/include/pg_config.h.in
+++ b/src/include/pg_config.h.in
@@ -100,18 +100,6 @@
    `LLVMCreatePerfJITEventListener', and to 0 if you don't. */
 #undef HAVE_DECL_LLVMCREATEPERFJITEVENTLISTENER
 
-/* Define to 1 if you have the declaration of `LLVMGetHostCPUFeatures', and to
-   0 if you don't. */
-#undef HAVE_DECL_LLVMGETHOSTCPUFEATURES
-
-/* Define to 1 if you have the declaration of `LLVMGetHostCPUName', and to 0
-   if you don't. */
-#undef HAVE_DECL_LLVMGETHOSTCPUNAME
-
-/* Define to 1 if you have the declaration of `LLVMOrcGetSymbolAddressIn', and
-   to 0 if you don't. */
-#undef HAVE_DECL_LLVMORCGETSYMBOLADDRESSIN
-
 /* Define to 1 if you have the declaration of `posix_fadvise', and to 0 if you
    don't. */
 #undef HAVE_DECL_POSIX_FADVISE
-- 
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