From 8bd10c1082041ba2b7add31f34abcb2683f76315 Mon Sep 17 00:00:00 2001 From: Julien Lepiller Date: Sat, 31 Dec 2016 17:44:22 +0100 Subject: gnu: ocaml: Add a .file directive to generated .s files. * gnu/packages/ocaml.scm (ocaml)[origin]: Add patch. * gnu/packages/patches/ocaml-Add-a-.file-directive.patch: New file. * gnu/local.mk (dist_patch_DATA): Add patch. Signed-off-by: David Craven --- .../patches/ocaml-Add-a-.file-directive.patch | 96 ++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 gnu/packages/patches/ocaml-Add-a-.file-directive.patch (limited to 'gnu/packages/patches/ocaml-Add-a-.file-directive.patch') diff --git a/gnu/packages/patches/ocaml-Add-a-.file-directive.patch b/gnu/packages/patches/ocaml-Add-a-.file-directive.patch new file mode 100644 index 0000000000..07842e9c32 --- /dev/null +++ b/gnu/packages/patches/ocaml-Add-a-.file-directive.patch @@ -0,0 +1,96 @@ +From: Stephane Glondu +Date: Sun, 16 Aug 2015 20:59:14 +0200 +Subject: Add a .file directive to generated .s files + +When no .file directive is given, the toolchain records the filename +of the .o file, which is sometimes random, making generated objects +non-deterministic. + +We use Location.input_name for adding .file directives to assembly +files. Note: when the file is preprocessed, this reference holds the +name of the temporary file. Hence, files compiled with -pp are still +not deterministic. + +Bug-Debian: https://bugs.debian.org/795784 +Bug-Debian: https://bugs.debian.org/796336 +--- + asmcomp/amd64/emit.mlp | 1 + + asmcomp/arm/emit.mlp | 1 + + asmcomp/arm64/emit.mlp | 1 + + asmcomp/i386/emit.mlp | 1 + + asmcomp/power/emit.mlp | 1 + + asmcomp/sparc/emit.mlp | 1 + + 6 files changed, 6 insertions(+) + +diff --git a/asmcomp/amd64/emit.mlp b/asmcomp/amd64/emit.mlp +index d56d0f5..4d7aa30 100644 +--- a/asmcomp/amd64/emit.mlp ++++ b/asmcomp/amd64/emit.mlp +@@ -794,6 +794,7 @@ let data l = + let begin_assembly() = + reset_debug_info(); (* PR#5603 *) + float_constants := []; ++ ` .file \"{emit_string (String.escaped !Location.input_name)}\"\n`; + if !Clflags.dlcode then begin + (* from amd64.S; could emit these constants on demand *) + if macosx then +diff --git a/asmcomp/arm/emit.mlp b/asmcomp/arm/emit.mlp +index 4948fb2..6f30fba 100644 +--- a/asmcomp/arm/emit.mlp ++++ b/asmcomp/arm/emit.mlp +@@ -892,6 +892,7 @@ let data l = + + let begin_assembly() = + reset_debug_info(); ++ ` .file \"{emit_string (String.escaped !Location.input_name)}\"\n`; + ` .syntax unified\n`; + begin match !arch with + | ARMv4 -> ` .arch armv4t\n` +diff --git a/asmcomp/arm64/emit.mlp b/asmcomp/arm64/emit.mlp +index 750c2b2..5afbb8a 100644 +--- a/asmcomp/arm64/emit.mlp ++++ b/asmcomp/arm64/emit.mlp +@@ -942,6 +942,7 @@ let data l = + + let begin_assembly() = + reset_debug_info(); ++ ` .file \"{emit_string (String.escaped !Location.input_name)}\"\n`; + let lbl_begin = Compilenv.make_symbol (Some "data_begin") in + ` .data\n`; + ` .globl {emit_symbol lbl_begin}\n`; +diff --git a/asmcomp/i386/emit.mlp b/asmcomp/i386/emit.mlp +index 98df5f9..531150f 100644 +--- a/asmcomp/i386/emit.mlp ++++ b/asmcomp/i386/emit.mlp +@@ -986,6 +986,7 @@ let data l = + let begin_assembly() = + reset_debug_info(); (* PR#5603 *) + float_constants := []; ++ ` .file \"{emit_string (String.escaped !Location.input_name)}\"\n`; + let lbl_begin = Compilenv.make_symbol (Some "data_begin") in + ` .data\n`; + ` .globl {emit_symbol lbl_begin}\n`; +diff --git a/asmcomp/power/emit.mlp b/asmcomp/power/emit.mlp +index 4344085..343132b 100644 +--- a/asmcomp/power/emit.mlp ++++ b/asmcomp/power/emit.mlp +@@ -887,6 +887,7 @@ let data l = + let begin_assembly() = + defined_functions := StringSet.empty; + external_functions := StringSet.empty; ++ ` .file \"{emit_string (String.escaped !Location.input_name)}\"\n`; + (* Emit the beginning of the segments *) + let lbl_begin = Compilenv.make_symbol (Some "data_begin") in + emit_string data_space; +diff --git a/asmcomp/sparc/emit.mlp b/asmcomp/sparc/emit.mlp +index 877a3d5..7b041e9 100644 +--- a/asmcomp/sparc/emit.mlp ++++ b/asmcomp/sparc/emit.mlp +@@ -727,6 +727,7 @@ let data l = + (* Beginning / end of an assembly file *) + + let begin_assembly() = ++ ` .file \"{emit_string (String.escaped !Location.input_name)}\"\n`; + let lbl_begin = Compilenv.make_symbol (Some "data_begin") in + ` .data\n`; + ` .global {emit_symbol lbl_begin}\n`; -- cgit v1.2.3