compilers/d: Add b_ndebug support

D lang compilers have an option -release (or similar) which turns off
asserts, contracts, and other runtime type checking. This patch wires
that up to the b_ndebug flag.

Fixes #7082

3 files changed, 19 insertions, 6 deletions

diff --git a/docs/markdown/snippets/d-lang_n_debug.md b/docs/markdown/snippets/d-lang_n_debug.md
new file mode 100644
index 0000000..59f09e4
--- /dev/null
+++ b/docs/markdown/snippets/d-lang_n_debug.md
@@ -0,0 +1,4 @@
+## b_ndebug support for D language compilers
+
+D Language compilers will now set -release/--release/-frelease (depending on
+the compiler) when the b_ndebug flag is set.
diff --git a/mesonbuild/compilers/compilers.py b/mesonbuild/compilers/compilers.py
index d950e8f..f3c171f 100644
--- a/mesonbuild/compilers/compilers.py
+++ b/mesonbuild/compilers/compilers.py
@@ -186,7 +186,7 @@ rust_buildtype_args = {'plain': [],
 d_gdc_buildtype_args = {'plain': [],
                         'debug': [],
                         'debugoptimized': ['-finline-functions'],
-                        'release': ['-frelease', '-finline-functions'],
+                        'release': ['-finline-functions'],
                         'minsize': [],
                         'custom': [],
                         }
@@ -194,7 +194,7 @@ d_gdc_buildtype_args = {'plain': [],
 d_ldc_buildtype_args = {'plain': [],
                         'debug': [],
                         'debugoptimized': ['-enable-inlining', '-Hkeep-all-bodies'],
-                        'release': ['-release', '-enable-inlining', '-Hkeep-all-bodies'],
+                        'release': ['-enable-inlining', '-Hkeep-all-bodies'],
                         'minsize': [],
                         'custom': [],
                         }
@@ -202,7 +202,7 @@ d_ldc_buildtype_args = {'plain': [],
 d_dmd_buildtype_args = {'plain': [],
                         'debug': [],
                         'debugoptimized': ['-inline'],
-                        'release': ['-release', '-inline'],
+                        'release': ['-inline'],
                         'minsize': [],
                         'custom': [],
                         }
diff --git a/mesonbuild/compilers/d.py b/mesonbuild/compilers/d.py
index d2d03a3..777fa19 100644
--- a/mesonbuild/compilers/d.py
+++ b/mesonbuild/compilers/d.py
@@ -647,7 +647,7 @@ class GnuDCompiler(GnuCompiler, DCompiler):
                           '2': default_warn_args + ['-Wextra'],
                           '3': default_warn_args + ['-Wextra', '-Wpedantic']}
         self.base_options = ['b_colorout', 'b_sanitize', 'b_staticpic',
-                             'b_vscrt', 'b_coverage', 'b_pgo']
+                             'b_vscrt', 'b_coverage', 'b_pgo', 'b_ndebug']
 
         self._has_color_support = version_compare(self.version, '>=4.9')
         # dependencies were implemented before, but broken - support was fixed in GCC 7.1+
@@ -686,6 +686,9 @@ class GnuDCompiler(GnuCompiler, DCompiler):
             return args
         return args + ['-shared-libphobos']
 
+    def get_disable_assert_args(self):
+        return ['-frelease']
+
 
 class LLVMDCompiler(DmdLikeCompilerMixin, DCompiler):
 
@@ -693,7 +696,7 @@ class LLVMDCompiler(DmdLikeCompilerMixin, DCompiler):
                  info: 'MachineInfo', arch, **kwargs):
         DCompiler.__init__(self, exelist, version, for_machine, info, arch, False, None, **kwargs)
         self.id = 'llvm'
-        self.base_options = ['b_coverage', 'b_colorout', 'b_vscrt']
+        self.base_options = ['b_coverage', 'b_colorout', 'b_vscrt', 'b_ndebug']
 
     def get_colorout_args(self, colortype):
         if colortype == 'always':
@@ -735,6 +738,9 @@ class LLVMDCompiler(DmdLikeCompilerMixin, DCompiler):
             return args
         return args + ['-link-defaultlib-shared']
 
+    def get_disable_assert_args(self) -> T.List[str]:
+        return ['--release']
+
 
 class DmdDCompiler(DmdLikeCompilerMixin, DCompiler):
 
@@ -742,7 +748,7 @@ class DmdDCompiler(DmdLikeCompilerMixin, DCompiler):
                  info: 'MachineInfo', arch, **kwargs):
         DCompiler.__init__(self, exelist, version, for_machine, info, arch, False, None, **kwargs)
         self.id = 'dmd'
-        self.base_options = ['b_coverage', 'b_colorout', 'b_vscrt']
+        self.base_options = ['b_coverage', 'b_colorout', 'b_vscrt', 'b_ndebug']
 
     def get_colorout_args(self, colortype):
         if colortype == 'always':
@@ -805,3 +811,6 @@ class DmdDCompiler(DmdLikeCompilerMixin, DCompiler):
         if self.info.is_windows():
             return args
         return args + ['-defaultlib=phobos2', '-debuglib=phobos2']
+
+    def get_disable_assert_args(self) -> T.List[str]:
+        return ['-release']