Revised Hash functions incorporating changes in the main Stdlib repository.

.github/workflows/CI.yml

@@ -31,6 +31,8 @@ jobs:
             build: make
     env:
       FC: gfortran-${{ matrix.gcc_v }}
+      CC: gcc-${{ matrix.gcc_v }}
+      CXX: g++-${{ matrix.gcc_v }}
       GCC_V: ${{ matrix.gcc_v }}
       BUILD_DIR: ${{ matrix.build == 'cmake' && 'build' || '.' }}
 
@@ -46,17 +48,18 @@ jobs:
     - name: Install fypp
       run: pip install --upgrade fypp
 
-    - name: Install GFortran Linux
+    - name: Install GCC compilers Linux
       if: contains( matrix.os, 'ubuntu')
       run: |
         sudo add-apt-repository ppa:ubuntu-toolchain-r/test
         sudo apt-get update
-        sudo apt-get install -y gcc-${GCC_V} gfortran-${GCC_V}
+        sudo apt-get install -y gcc-${GCC_V} g++-${GCC_V} gfortran-${GCC_V}
         sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-${GCC_V} 100 \
         --slave /usr/bin/gfortran gfortran /usr/bin/gfortran-${GCC_V} \
+        --slave /usr/bin/g++ g++ /usr/bin/g++-${GCC_V} \
         --slave /usr/bin/gcov gcov /usr/bin/gcov-${GCC_V}
 
-    - name: Install GFortran macOS
+    - name: Install GCC compilers macOS
       if: contains( matrix.os, 'macos')
       run: |
           brew install gcc@${GCC_V} || brew upgrade gcc@${GCC_V} || true
@@ -108,12 +111,15 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
         fc: [ifort]
+        cc: [icc]
+        cxx: [icpc]
     env:
       MACOS_HPCKIT_URL: >-
-        https://registrationcenter-download.intel.com/akdlm/irc_nas/17398/m_HPCKit_p_2021.1.0.2681_offline.dmg
-      MACOS_FORTRAN_COMPONENTS: >-
-        intel.oneapi.mac.ifort-compiler
+        https://registrationcenter-download.intel.com/akdlm/irc_nas/18242/m_HPCKit_p_2021.4.0.3389_offline.dmg
+      MACOS_FORTRAN_COMPONENTS: all
       FC: ${{ matrix.fc }}
+      CC: ${{ matrix.cc }}
+      CXX: ${{ matrix.cxx }}
 
     steps:
     - name: Checkout code
@@ -151,6 +157,7 @@ jobs:
       if: contains(matrix.os, 'ubuntu')
       run: |
         sudo apt-get install intel-oneapi-compiler-fortran
+        sudo apt-get install intel-oneapi-compiler-dpcpp-cpp-and-cpp-classic
 
     - name: Install Intel oneAPI compiler (OSX)
       if: contains(matrix.os, 'macos') && steps.cache-install.outputs.cache-hit != 'true'

CHANGELOG.md

@@ -2,6 +2,18 @@
 
 Features available from the latest git source
 
+- new module `stdlib_hash_32bit`
+  [#573](https://github.com/fortran-lang/stdlib/pull/573)
+  - new procedures: `fibonacci_hash`, `fnv_1_hash`, 
+    `fnv_1a_hash`, `new_nmhash32_seed`, `new_nmhash32x_seed`, 
+    `new_water_hash_seed`, `nmhash32`, `nmhash32x`, `odd_random_integer`,
+    `universal_mult_hash`, and `water_hash`
+- new module `stdlib_hash_64bit`
+  [#573](https://github.com/fortran-lang/stdlib/pull/573)
+  - new procedures: `fibonacci_hash`, `fnv_1_hash`, `fnv_1a_hash`,
+    `new_pengy_hash_seed`, `new_spooky_hash_seed`,
+    `odd_random_integer`, `pengy_hash`, `spooky_hash`, `spookyhash_128`, and
+    `universal_mult_hash`
 - new module `stdlib_array`
   [#603](https://github.com/fortran-lang/stdlib/pull/603)
   - new procedures `trueloc`, `falseloc`

CMakeLists.txt

@@ -29,6 +29,8 @@ if(CMAKE_Fortran_COMPILER_ID STREQUAL GNU)
   endif()
   add_compile_options(-fimplicit-none)
   add_compile_options(-ffree-line-length-132)
+  add_compile_options(-fno-range-check) # Needed for gfortran 9 and
+  # earlier for hash functions 
   add_compile_options(-Wall)
   add_compile_options(-Wextra)
   add_compile_options(-Wimplicit-procedure)
@@ -40,12 +42,11 @@ if(CMAKE_Fortran_COMPILER_ID STREQUAL GNU)
   add_compile_options(-std=f2018)
 elseif(CMAKE_Fortran_COMPILER_ID MATCHES "^Intel")
   if(WIN32)
-    add_compile_options(/warn:declarations,general,usage,interfaces,unused)
-    add_compile_options(/stand:f18)
+    set(fortran_flags /stand:f18 /warn:declarations,general,usage,interfaces,unused)
   else()
-    add_compile_options(-warn declarations,general,usage,interfaces,unused)
-    add_compile_options(-stand f18)
+    set(fortran_flags -stand f18 -warn declarations,general,usage,interfaces,unused)
   endif()
+  add_compile_options("$<$<COMPILE_LANGUAGE:Fortran>:${fortran_flags}>")
 endif()
 
 # --- compiler feature checks

Makefile.manual

@@ -1,7 +1,8 @@
 # Fortran stdlib Makefile
 
 FC ?= gfortran
-FFLAGS ?= -Wall -Wextra -Wimplicit-interface -fPIC -g -fcheck=all
+# -fno-range-check needed for hash functions for gfortran-9
+FFLAGS ?= -Wall -Wextra -Wimplicit-interface -fPIC -g -fcheck=all -fno-range-check
 ADD_FYPPFLAGS ?=
 
 VERSION := $(subst ., ,$(file < VERSION))

ci/fpm-deployment.sh

@@ -29,6 +29,7 @@ include=(
 prune=(
   "$destdir/test/test_always_fail.f90"
   "$destdir/test/test_always_skip.f90"
+  "$destdir/test/test_hash_functions.f90"
   "$destdir/src/common.f90"
   "$destdir/src/f18estop.f90"
 )

doc/specs/index.md

@@ -15,6 +15,8 @@ This is and index/directory of the specifications (specs) for each new module/fe
  - [ascii](./stdlib_ascii.html) - Procedures for handling ASCII characters
  - [bitsets](./stdlib_bitsets.html) - Bitset data types and procedures
  - [error](./stdlib_error.html) - Catching and handling errors
+ - [hash\_procedures](./stdlib_hash_procedures.html) - Hashing integer
+   vectors or character strings
  - [IO](./stdlib_io.html) - Input/output helper & convenience
  - [kinds](./stdlib_kinds.html) - Kind parameters
  - [linalg](./stdlib_linalg.html) - Linear Algebra